λ
Sigma Notebook

7,161,148

22 × 17 × 53 × 1987
Deficient Even Composite

7,161,148 is even and not a perfect square. Its factorization is 2^2 × 17 × 53 × 1987 and its 24 divisors sum to 13,526,352.

Prime Factor Structure

Factorization String 2^2 × 17 × 53 × 1987
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 13,526,352
Proper Divisor Sum 6,365,204
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #7161139 ← → #7161151

Radix Representation

Decimal 7161148
Binary 11011010100010100111100 (23 bits)
Octal 0o33242474
Hexadecimal 0x6D453C

Divisor Catalog (24)

1 2 4 17 34 53 68 106 212 901 1,802 1,987 3,604 3,974 7,948 33,779 67,558 105,311 135,116 210,622 421,244 1,790,287 3,580,574 7,161,148

Collatz Trajectory (142 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

7,161,148 3,580,574 1,790,287 5,370,862 2,685,431 8,056,294 4,028,147 12,084,442 6,042,221 18,126,664 9,063,332 4,531,666 2,265,833 6,797,500 3,398,750 1,699,375 5,098,126 2,549,063 7,647,190 3,823,595 11,470,786 5,735,393 17,206,180 8,603,090 4,301,545 12,904,636 6,452,318 3,226,159 9,678,478 4,839,239 14,517,718 7,258,859 21,776,578 10,888,289 32,664,868 16,332,434 8,166,217 24,498,652 12,249,326 6,124,663 18,373,990 9,186,995 27,560,986 13,780,493 41,341,480 20,670,740 10,335,370 5,167,685 15,503,056 7,751,528 3,875,764 1,937,882 968,941 2,906,824 1,453,412 726,706 363,353 1,090,060 545,030 272,515

More profiles

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