λ
Sigma Notebook

4,389,115

5 × 877823
Deficient Odd Composite

4,389,115 is odd and not a perfect square. Its factorization is 5 × 877823 and its 4 divisors sum to 5,266,944.

Prime Factor Structure

Factorization String 5 × 877823
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,266,944
Proper Divisor Sum 877,829
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #4389083 ← → #4389131

Radix Representation

Decimal 4389115
Binary 10000101111100011111011 (23 bits)
Octal 0o20574373
Hexadecimal 0x42F8FB

Divisor Catalog (4)

1 5 877,823 4,389,115

Collatz Trajectory (198 steps to reach 1)

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

4,389,115 13,167,346 6,583,673 19,751,020 9,875,510 4,937,755 14,813,266 7,406,633 22,219,900 11,109,950 5,554,975 16,664,926 8,332,463 24,997,390 12,498,695 37,496,086 18,748,043 56,244,130 28,122,065 84,366,196 42,183,098 21,091,549 63,274,648 31,637,324 15,818,662 7,909,331 23,727,994 11,863,997 35,591,992 17,795,996 8,897,998 4,448,999 13,346,998 6,673,499 20,020,498 10,010,249 30,030,748 15,015,374 7,507,687 22,523,062 11,261,531 33,784,594 16,892,297 50,676,892 25,338,446 12,669,223 38,007,670 19,003,835 57,011,506 28,505,753 85,517,260 42,758,630 21,379,315 64,137,946 32,068,973 96,206,920 48,103,460 24,051,730 12,025,865 36,077,596

More profiles

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