4,472,840

2³ × 5 × 111821

4,472,840 factors as 2^3 × 5 × 111821. Its 16 positive divisors give a proper-divisor sum of 5,591,140, so this integer is abundant. The Collatz stopping time is 162 steps.

Prime Factor Structure

Factorization String 2^3 × 5 × 111821

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 10,063,980

Proper Divisor Sum 5,591,140

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #4472827 ← → #4472851

Radix Representation

Decimal	4472840
Binary	10001000100000000001000 (23 bits)
Octal	0o21040010
Hexadecimal	0x444008

Divisor Catalog (16)

1 2 4 5 8 10 20 40 111,821 223,642 447,284 559,105 894,568 1,118,210 2,236,420 4,472,840

Collatz Trajectory (162 steps to reach 1)

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

4,472,840 2,236,420 1,118,210 559,105 1,677,316 838,658 419,329 1,257,988 628,994 314,497 943,492 471,746 235,873 707,620 353,810 176,905 530,716 265,358 132,679 398,038 199,019 597,058 298,529 895,588 447,794 223,897 671,692 335,846 167,923 503,770 251,885 755,656 377,828 188,914 94,457 283,372 141,686 70,843 212,530 106,265 318,796 159,398 79,699 239,098 119,549 358,648 179,324 89,662 44,831 134,494 67,247 201,742 100,871 302,614 151,307 453,922 226,961 680,884 340,442 170,221

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