λ
Sigma Notebook

7,167,909

3 × 7 × 173 × 1973
Deficient Odd Composite

7,167,909 is odd and not a perfect square. Its factorization is 3 × 7 × 173 × 1973 and its 16 divisors sum to 10,991,232.

Prime Factor Structure

Factorization String 3 × 7 × 173 × 1973
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 10,991,232
Proper Divisor Sum 3,823,323
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #7167887 ← → #7167911

Radix Representation

Decimal 7167909
Binary 11011010101111110100101 (23 bits)
Octal 0o33257645
Hexadecimal 0x6D5FA5

Divisor Catalog (16)

1 3 7 21 173 519 1,211 1,973 3,633 5,919 13,811 41,433 341,329 1,023,987 2,389,303 7,167,909

Collatz Trajectory (147 steps to reach 1)

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

7,167,909 21,503,728 10,751,864 5,375,932 2,687,966 1,343,983 4,031,950 2,015,975 6,047,926 3,023,963 9,071,890 4,535,945 13,607,836 6,803,918 3,401,959 10,205,878 5,102,939 15,308,818 7,654,409 22,963,228 11,481,614 5,740,807 17,222,422 8,611,211 25,833,634 12,916,817 38,750,452 19,375,226 9,687,613 29,062,840 14,531,420 7,265,710 3,632,855 10,898,566 5,449,283 16,347,850 8,173,925 24,521,776 12,260,888 6,130,444 3,065,222 1,532,611 4,597,834 2,298,917 6,896,752 3,448,376 1,724,188 862,094 431,047 1,293,142 646,571 1,939,714 969,857 2,909,572 1,454,786 727,393 2,182,180 1,091,090 545,545 1,636,636

More profiles

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