λ
Sigma Notebook

8,129,307

3 × 37 × 73237
Deficient Odd Composite

8,129,307 is odd and not a perfect square. Its factorization is 3 × 37 × 73237 and its 8 divisors sum to 11,132,176.

Prime Factor Structure

Factorization String 3 × 37 × 73237
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 11,132,176
Proper Divisor Sum 3,002,869
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #8129273 ← → #8129323

Radix Representation

Decimal 8129307
Binary 11111000000101100011011 (23 bits)
Octal 0o37005433
Hexadecimal 0x7C0B1B

Divisor Catalog (8)

1 3 37 111 73,237 219,711 2,709,769 8,129,307

Collatz Trajectory (142 steps to reach 1)

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

8,129,307 24,387,922 12,193,961 36,581,884 18,290,942 9,145,471 27,436,414 13,718,207 41,154,622 20,577,311 61,731,934 30,865,967 92,597,902 46,298,951 138,896,854 69,448,427 208,345,282 104,172,641 312,517,924 156,258,962 78,129,481 234,388,444 117,194,222 58,597,111 175,791,334 87,895,667 263,687,002 131,843,501 395,530,504 197,765,252 98,882,626 49,441,313 148,323,940 74,161,970 37,080,985 111,242,956 55,621,478 27,810,739 83,432,218 41,716,109 125,148,328 62,574,164 31,287,082 15,643,541 46,930,624 23,465,312 11,732,656 5,866,328 2,933,164 1,466,582 733,291 2,199,874 1,099,937 3,299,812 1,649,906 824,953 2,474,860 1,237,430 618,715 1,856,146

More profiles

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