8,240,390

2 × 5 × 824039

8,240,390 factors as 2 × 5 × 824039. Its 8 positive divisors give a proper-divisor sum of 6,592,330, so this integer is deficient. The Collatz stopping time is 106 steps.

Prime Factor Structure

Factorization String 2 × 5 × 824039

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 14,832,720

Proper Divisor Sum 6,592,330

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #8240383 ← → #8240399

Radix Representation

Decimal	8240390
Binary	11111011011110100000110 (23 bits)
Octal	0o37336406
Hexadecimal	0x7DBD06

Divisor Catalog (8)

1 2 5 10 824,039 1,648,078 4,120,195 8,240,390

Collatz Trajectory (106 steps to reach 1)

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

8,240,390 4,120,195 12,360,586 6,180,293 18,540,880 9,270,440 4,635,220 2,317,610 1,158,805 3,476,416 1,738,208 869,104 434,552 217,276 108,638 54,319 162,958 81,479 244,438 122,219 366,658 183,329 549,988 274,994 137,497 412,492 206,246 103,123 309,370 154,685 464,056 232,028 116,014 58,007 174,022 87,011 261,034 130,517 391,552 195,776 97,888 48,944 24,472 12,236 6,118 3,059 9,178 4,589 13,768 6,884 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453

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