λ
Sigma Notebook

7,751,613

3 × 29 × 139 × 641
Deficient Odd Composite

7,751,613 is odd and not a perfect square. Its factorization is 3 × 29 × 139 × 641 and its 16 divisors sum to 10,785,600.

Prime Factor Structure

Factorization String 3 × 29 × 139 × 641
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 10,785,600
Proper Divisor Sum 3,033,987
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #7751599 ← → #7751617

Radix Representation

Decimal 7751613
Binary 11101100100011110111101 (23 bits)
Octal 0o35443675
Hexadecimal 0x7647BD

Divisor Catalog (16)

1 3 29 87 139 417 641 1,923 4,031 12,093 18,589 55,767 89,099 267,297 2,583,871 7,751,613

Collatz Trajectory (354 steps to reach 1)

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

7,751,613 23,254,840 11,627,420 5,813,710 2,906,855 8,720,566 4,360,283 13,080,850 6,540,425 19,621,276 9,810,638 4,905,319 14,715,958 7,357,979 22,073,938 11,036,969 33,110,908 16,555,454 8,277,727 24,833,182 12,416,591 37,249,774 18,624,887 55,874,662 27,937,331 83,811,994 41,905,997 125,717,992 62,858,996 31,429,498 15,714,749 47,144,248 23,572,124 11,786,062 5,893,031 17,679,094 8,839,547 26,518,642 13,259,321 39,777,964 19,888,982 9,944,491 29,833,474 14,916,737 44,750,212 22,375,106 11,187,553 33,562,660 16,781,330 8,390,665 25,171,996 12,585,998 6,292,999 18,878,998 9,439,499 28,318,498 14,159,249 42,477,748 21,238,874 10,619,437

More profiles

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