26,319,340

2² × 5 × 1315967

26,319,340 factors as 2^2 × 5 × 1315967. Its 12 positive divisors give a proper-divisor sum of 28,951,316, so this integer is abundant. The Collatz stopping time is 211 steps.

Prime Factor Structure

Factorization String 2^2 × 5 × 1315967

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 55,270,656

Proper Divisor Sum 28,951,316

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #26319317 ← → #26319343

Radix Representation

Decimal	26319340
Binary	1100100011001100111101100 (25 bits)
Octal	0o144314754
Hexadecimal	0x19199EC

Divisor Catalog (12)

1 2 4 5 10 20 1,315,967 2,631,934 5,263,868 6,579,835 13,159,670 26,319,340

Collatz Trajectory (211 steps to reach 1)

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

26,319,340 13,159,670 6,579,835 19,739,506 9,869,753 29,609,260 14,804,630 7,402,315 22,206,946 11,103,473 33,310,420 16,655,210 8,327,605 24,982,816 12,491,408 6,245,704 3,122,852 1,561,426 780,713 2,342,140 1,171,070 585,535 1,756,606 878,303 2,634,910 1,317,455 3,952,366 1,976,183 5,928,550 2,964,275 8,892,826 4,446,413 13,339,240 6,669,620 3,334,810 1,667,405 5,002,216 2,501,108 1,250,554 625,277 1,875,832 937,916 468,958 234,479 703,438 351,719 1,055,158 527,579 1,582,738 791,369 2,374,108 1,187,054 593,527 1,780,582 890,291 2,670,874 1,335,437 4,006,312 2,003,156 1,001,578

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