2,575,765

5 × 515153

2,575,765 factors as 5 × 515153. Its 4 positive divisors give a proper-divisor sum of 515,159, so this integer is deficient. The Collatz stopping time is 81 steps.

Prime Factor Structure

Factorization String 5 × 515153

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,090,924

Proper Divisor Sum 515,159

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #2575757 ← → #2575777

Radix Representation

Decimal	2575765
Binary	1001110100110110010101 (22 bits)
Octal	0o11646625
Hexadecimal	0x274D95

Divisor Catalog (4)

1 5 515,153 2,575,765

Collatz Trajectory (81 steps to reach 1)

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

2,575,765 7,727,296 3,863,648 1,931,824 965,912 482,956 241,478 120,739 362,218 181,109 543,328 271,664 135,832 67,916 33,958 16,979 50,938 25,469 76,408 38,204 19,102 9,551 28,654 14,327 42,982 21,491 64,474 32,237 96,712 48,356 24,178 12,089 36,268 18,134 9,067 27,202 13,601 40,804 20,402 10,201 30,604 15,302 7,651 22,954 11,477 34,432 17,216 8,608 4,304 2,152 1,076 538 269 808 404 202 101 304 152 76

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