4,480,145

5 × 37 × 61 × 397

Prime Factor Structure

Factorization String 5 × 37 × 61 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 5,626,128

Proper Divisor Sum 1,145,983

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #4480141 ← → #4480153

1 5 37 61 185 305 397 1,985 2,257 11,285 14,689 24,217 73,445 121,085 896,029 4,480,145

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

4,480,145 13,440,436 6,720,218 3,360,109 10,080,328 5,040,164 2,520,082 1,260,041 3,780,124 1,890,062 945,031 2,835,094 1,417,547 4,252,642 2,126,321 6,378,964 3,189,482 1,594,741 4,784,224 2,392,112 1,196,056 598,028 299,014 149,507 448,522 224,261 672,784 336,392 168,196 84,098 42,049 126,148 63,074 31,537 94,612 47,306 23,653 70,960 35,480 17,740 8,870 4,435 13,306 6,653 19,960 9,980 4,990 2,495 7,486 3,743 11,230 5,615 16,846 8,423 25,270 12,635 37,906 18,953 56,860 28,430

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