8,398,360

2³ × 5 × 209959

8,398,360 factors as 2^3 × 5 × 209959. Its 16 positive divisors give a proper-divisor sum of 10,498,040, so this integer is abundant. The Collatz stopping time is 243 steps.

Prime Factor Structure

Factorization String 2^3 × 5 × 209959

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 18,896,400

Proper Divisor Sum 10,498,040

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #8398349 ← → #8398387

Radix Representation

Decimal	8398360
Binary	100000000010011000011000 (24 bits)
Octal	0o40023030
Hexadecimal	0x802618

Divisor Catalog (16)

1 2 4 5 8 10 20 40 209,959 419,918 839,836 1,049,795 1,679,672 2,099,590 4,199,180 8,398,360

Collatz Trajectory (243 steps to reach 1)

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

8,398,360 4,199,180 2,099,590 1,049,795 3,149,386 1,574,693 4,724,080 2,362,040 1,181,020 590,510 295,255 885,766 442,883 1,328,650 664,325 1,992,976 996,488 498,244 249,122 124,561 373,684 186,842 93,421 280,264 140,132 70,066 35,033 105,100 52,550 26,275 78,826 39,413 118,240 59,120 29,560 14,780 7,390 3,695 11,086 5,543 16,630 8,315 24,946 12,473 37,420 18,710 9,355 28,066 14,033 42,100 21,050 10,525 31,576 15,788 7,894 3,947 11,842 5,921 17,764 8,882

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