λ
Sigma Notebook

7,616,557

13 × 585889
Deficient Odd Composite

7,616,557 is odd and not a perfect square. Its factorization is 13 × 585889 and its 4 divisors sum to 8,202,460.

Prime Factor Structure

Factorization String 13 × 585889
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,202,460
Proper Divisor Sum 585,903
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #7616551 ← → #7616563

Radix Representation

Decimal 7616557
Binary 11101000011100000101101 (23 bits)
Octal 0o35034055
Hexadecimal 0x74382D

Divisor Catalog (4)

1 13 585,889 7,616,557

Collatz Trajectory (155 steps to reach 1)

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

7,616,557 22,849,672 11,424,836 5,712,418 2,856,209 8,568,628 4,284,314 2,142,157 6,426,472 3,213,236 1,606,618 803,309 2,409,928 1,204,964 602,482 301,241 903,724 451,862 225,931 677,794 338,897 1,016,692 508,346 254,173 762,520 381,260 190,630 95,315 285,946 142,973 428,920 214,460 107,230 53,615 160,846 80,423 241,270 120,635 361,906 180,953 542,860 271,430 135,715 407,146 203,573 610,720 305,360 152,680 76,340 38,170 19,085 57,256 28,628 14,314 7,157 21,472 10,736 5,368 2,684 1,342

More profiles

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