λ
Sequence Observatory

2,536,854

2 × 3 × 23 × 31 × 593
Abundant Even Composite

Starting at 2,536,854, the Collatz iteration reaches 1 after 130 steps. The first transition is 1268427; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 23 × 31 × 593
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 5,474,304
Proper Divisor Sum 2,937,450
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #2536843 ← → #2536873

Radix Representation

Decimal 2536854
Binary 1001101011010110010110 (22 bits)
Octal 0o11532626
Hexadecimal 0x26B596

Divisor Catalog (32)

1 2 3 6 23 31 46 62 69 93 138 186 593 713 1,186 1,426 1,779 2,139 3,558 4,278 13,639 18,383 27,278 36,766 40,917 55,149 81,834 110,298 422,809 845,618 1,268,427 2,536,854

Collatz Trajectory (130 steps to reach 1)

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

2,536,854 1,268,427 3,805,282 1,902,641 5,707,924 2,853,962 1,426,981 4,280,944 2,140,472 1,070,236 535,118 267,559 802,678 401,339 1,204,018 602,009 1,806,028 903,014 451,507 1,354,522 677,261 2,031,784 1,015,892 507,946 253,973 761,920 380,960 190,480 95,240 47,620 23,810 11,905 35,716 17,858 8,929 26,788 13,394 6,697 20,092 10,046 5,023 15,070 7,535 22,606 11,303 33,910 16,955 50,866 25,433 76,300 38,150 19,075 57,226 28,613 85,840 42,920 21,460 10,730 5,365 16,096

More profiles

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