λ
Sequence Observatory

8,078,076

22 × 33 × 74797
Abundant Even Composite

Starting at 8,078,076, the Collatz iteration reaches 1 after 230 steps. The first transition is 4039038; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3^3 × 74797
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 20,943,440
Proper Divisor Sum 12,865,364
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #8078071 ← → #8078087

Radix Representation

Decimal 8078076
Binary 11110110100001011111100 (23 bits)
Octal 0o36641374
Hexadecimal 0x7B42FC

Divisor Catalog (24)

1 2 3 4 6 9 12 18 27 36 54 108 74,797 149,594 224,391 299,188 448,782 673,173 897,564 1,346,346 2,019,519 2,692,692 4,039,038 8,078,076

Collatz Trajectory (230 steps to reach 1)

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

8,078,076 4,039,038 2,019,519 6,058,558 3,029,279 9,087,838 4,543,919 13,631,758 6,815,879 20,447,638 10,223,819 30,671,458 15,335,729 46,007,188 23,003,594 11,501,797 34,505,392 17,252,696 8,626,348 4,313,174 2,156,587 6,469,762 3,234,881 9,704,644 4,852,322 2,426,161 7,278,484 3,639,242 1,819,621 5,458,864 2,729,432 1,364,716 682,358 341,179 1,023,538 511,769 1,535,308 767,654 383,827 1,151,482 575,741 1,727,224 863,612 431,806 215,903 647,710 323,855 971,566 485,783 1,457,350 728,675 2,186,026 1,093,013 3,279,040 1,639,520 819,760 409,880 204,940 102,470 51,235

More profiles

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