λ
Sequence Observatory

3,788,501

172 × 13109
Deficient Odd Composite

Starting at 3,788,501, the Collatz iteration reaches 1 after 79 steps. The first transition is 11365504; the starting value is odd with 6 positive divisors.

Prime Factor Structure

Factorization String 17^2 × 13109
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 4,024,770
Proper Divisor Sum 236,269
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #3788497 ← → #3788503

Radix Representation

Decimal 3788501
Binary 1110011100111011010101 (22 bits)
Octal 0o16347325
Hexadecimal 0x39CED5

Divisor Catalog (6)

1 17 289 13,109 222,853 3,788,501

Collatz Trajectory (79 steps to reach 1)

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

3,788,501 11,365,504 5,682,752 2,841,376 1,420,688 710,344 355,172 177,586 88,793 266,380 133,190 66,595 199,786 99,893 299,680 149,840 74,920 37,460 18,730 9,365 28,096 14,048 7,024 3,512 1,756 878 439 1,318 659 1,978 989 2,968 1,484 742 371 1,114 557 1,672 836 418 209 628 314 157 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19

More profiles

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