λ
Sequence Observatory

3,743,185

5 × 748637
Deficient Odd Composite

Starting at 3,743,185, the Collatz iteration reaches 1 after 203 steps. The first transition is 11229556; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 748637
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,491,828
Proper Divisor Sum 748,643
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #3743183 ← → #3743203

Radix Representation

Decimal 3743185
Binary 1110010001110111010001 (22 bits)
Octal 0o16216721
Hexadecimal 0x391DD1

Divisor Catalog (4)

1 5 748,637 3,743,185

Collatz Trajectory (203 steps to reach 1)

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

3,743,185 11,229,556 5,614,778 2,807,389 8,422,168 4,211,084 2,105,542 1,052,771 3,158,314 1,579,157 4,737,472 2,368,736 1,184,368 592,184 296,092 148,046 74,023 222,070 111,035 333,106 166,553 499,660 249,830 124,915 374,746 187,373 562,120 281,060 140,530 70,265 210,796 105,398 52,699 158,098 79,049 237,148 118,574 59,287 177,862 88,931 266,794 133,397 400,192 200,096 100,048 50,024 25,012 12,506 6,253 18,760 9,380 4,690 2,345 7,036 3,518 1,759 5,278 2,639 7,918 3,959

More profiles

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