26,190,860

2² × 5 × 487 × 2689

26,190,860 factors as 2^2 × 5 × 487 × 2689. Its 24 positive divisors give a proper-divisor sum of 28,943,380, so this integer is abundant. The Collatz stopping time is 136 steps.

Prime Factor Structure

Factorization String 2^2 × 5 × 487 × 2689

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 55,134,240

Proper Divisor Sum 28,943,380

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #26190839 ← → #26190869

Radix Representation

Decimal	26190860
Binary	1100011111010010000001100 (25 bits)
Octal	0o143722014
Hexadecimal	0x18FA40C

Divisor Catalog (24)

Collatz Trajectory (136 steps to reach 1)

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

26,190,860 13,095,430 6,547,715 19,643,146 9,821,573 29,464,720 14,732,360 7,366,180 3,683,090 1,841,545 5,524,636 2,762,318 1,381,159 4,143,478 2,071,739 6,215,218 3,107,609 9,322,828 4,661,414 2,330,707 6,992,122 3,496,061 10,488,184 5,244,092 2,622,046 1,311,023 3,933,070 1,966,535 5,899,606 2,949,803 8,849,410 4,424,705 13,274,116 6,637,058 3,318,529 9,955,588 4,977,794 2,488,897 7,466,692 3,733,346 1,866,673 5,600,020 2,800,010 1,400,005 4,200,016 2,100,008 1,050,004 525,002 262,501 787,504 393,752 196,876 98,438 49,219 147,658 73,829 221,488 110,744 55,372 27,686

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