λ
Sequence Observatory

1,945,263

3 × 137 × 4733
Deficient Odd Composite

Starting at 1,945,263, the Collatz iteration reaches 1 after 171 steps. The first transition is 5835790; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 137 × 4733
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,613,168
Proper Divisor Sum 667,905
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #1945261 ← → #1945297

Radix Representation

Decimal 1945263
Binary 111011010111010101111 (21 bits)
Octal 0o7327257
Hexadecimal 0x1DAEAF

Divisor Catalog (8)

1 3 137 411 4,733 14,199 648,421 1,945,263

Collatz Trajectory (171 steps to reach 1)

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

1,945,263 5,835,790 2,917,895 8,753,686 4,376,843 13,130,530 6,565,265 19,695,796 9,847,898 4,923,949 14,771,848 7,385,924 3,692,962 1,846,481 5,539,444 2,769,722 1,384,861 4,154,584 2,077,292 1,038,646 519,323 1,557,970 778,985 2,336,956 1,168,478 584,239 1,752,718 876,359 2,629,078 1,314,539 3,943,618 1,971,809 5,915,428 2,957,714 1,478,857 4,436,572 2,218,286 1,109,143 3,327,430 1,663,715 4,991,146 2,495,573 7,486,720 3,743,360 1,871,680 935,840 467,920 233,960 116,980 58,490 29,245 87,736 43,868 21,934 10,967 32,902 16,451 49,354 24,677 74,032

More profiles

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