λ
Sequence Observatory

4,771,232

25 × 149101
Deficient Even Composite

Starting at 4,771,232, the Collatz iteration reaches 1 after 175 steps. The first transition is 2385616; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^5 × 149101
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 9,393,426
Proper Divisor Sum 4,622,194
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #4771229 ← → #4771243

Radix Representation

Decimal 4771232
Binary 10010001100110110100000 (23 bits)
Octal 0o22146640
Hexadecimal 0x48CDA0

Divisor Catalog (12)

1 2 4 8 16 32 149,101 298,202 596,404 1,192,808 2,385,616 4,771,232

Collatz Trajectory (175 steps to reach 1)

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

4,771,232 2,385,616 1,192,808 596,404 298,202 149,101 447,304 223,652 111,826 55,913 167,740 83,870 41,935 125,806 62,903 188,710 94,355 283,066 141,533 424,600 212,300 106,150 53,075 159,226 79,613 238,840 119,420 59,710 29,855 89,566 44,783 134,350 67,175 201,526 100,763 302,290 151,145 453,436 226,718 113,359 340,078 170,039 510,118 255,059 765,178 382,589 1,147,768 573,884 286,942 143,471 430,414 215,207 645,622 322,811 968,434 484,217 1,452,652 726,326 363,163 1,089,490

More profiles

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