λ
Sequence Observatory

1,914,349

509 × 3761
Deficient Odd Composite

Starting at 1,914,349, the Collatz iteration reaches 1 after 78 steps. The first transition is 5743048; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 509 × 3761
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,918,620
Proper Divisor Sum 4,271
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #1914323 ← → #1914361

Radix Representation

Decimal 1914349
Binary 111010011010111101101 (21 bits)
Octal 0o7232755
Hexadecimal 0x1D35ED

Divisor Catalog (4)

1 509 3,761 1,914,349

Collatz Trajectory (78 steps to reach 1)

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

1,914,349 5,743,048 2,871,524 1,435,762 717,881 2,153,644 1,076,822 538,411 1,615,234 807,617 2,422,852 1,211,426 605,713 1,817,140 908,570 454,285 1,362,856 681,428 340,714 170,357 511,072 255,536 127,768 63,884 31,942 15,971 47,914 23,957 71,872 35,936 17,968 8,984 4,492 2,246 1,123 3,370 1,685 5,056 2,528 1,264 632 316 158 79 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58

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