662,425

5² × 26497

662,425 factors as 5^2 × 26497. Its 6 positive divisors give a proper-divisor sum of 159,013, so this integer is deficient. The Collatz stopping time is 141 steps.

Prime Factor Structure

Factorization String 5^2 × 26497

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 821,438

Proper Divisor Sum 159,013

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #662407 ← → #662443

Radix Representation

Decimal	662425
Binary	10100001101110011001 (20 bits)
Octal	0o2415631
Hexadecimal	0xA1B99

Divisor Catalog (6)

1 5 25 26,497 132,485 662,425

Collatz Trajectory (141 steps to reach 1)

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

662,425 1,987,276 993,638 496,819 1,490,458 745,229 2,235,688 1,117,844 558,922 279,461 838,384 419,192 209,596 104,798 52,399 157,198 78,599 235,798 117,899 353,698 176,849 530,548 265,274 132,637 397,912 198,956 99,478 49,739 149,218 74,609 223,828 111,914 55,957 167,872 83,936 41,968 20,984 10,492 5,246 2,623 7,870 3,935 11,806 5,903 17,710 8,855 26,566 13,283 39,850 19,925 59,776 29,888 14,944 7,472 3,736 1,868 934 467 1,402 701

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