2,552,005

5 × 510401

2,552,005 factors as 5 × 510401. Its 4 positive divisors give a proper-divisor sum of 510,407, so this integer is deficient. The Collatz stopping time is 81 steps.

Prime Factor Structure

Factorization String 5 × 510401

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,062,412

Proper Divisor Sum 510,407

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #2551999 ← → #2552009

Radix Representation

Decimal	2552005
Binary	1001101111000011000101 (22 bits)
Octal	0o11570305
Hexadecimal	0x26F0C5

Divisor Catalog (4)

1 5 510,401 2,552,005

Collatz Trajectory (81 steps to reach 1)

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

2,552,005 7,656,016 3,828,008 1,914,004 957,002 478,501 1,435,504 717,752 358,876 179,438 89,719 269,158 134,579 403,738 201,869 605,608 302,804 151,402 75,701 227,104 113,552 56,776 28,388 14,194 7,097 21,292 10,646 5,323 15,970 7,985 23,956 11,978 5,989 17,968 8,984 4,492 2,246 1,123 3,370 1,685 5,056 2,528 1,264 632 316 158 79 238 119 358 179 538 269 808 404 202 101 304 152 76

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