λ
Sequence Observatory

4,025,134

2 × 41 × 191 × 257
Deficient Even Composite

Starting at 4,025,134, the Collatz iteration reaches 1 after 92 steps. The first transition is 2012567; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 41 × 191 × 257
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 6,241,536
Proper Divisor Sum 2,216,402
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #4025111 ← → #4025167

Radix Representation

Decimal 4025134
Binary 1111010110101100101110 (22 bits)
Octal 0o17265456
Hexadecimal 0x3D6B2E

Divisor Catalog (16)

1 2 41 82 191 257 382 514 7,831 10,537 15,662 21,074 49,087 98,174 2,012,567 4,025,134

Collatz Trajectory (92 steps to reach 1)

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

4,025,134 2,012,567 6,037,702 3,018,851 9,056,554 4,528,277 13,584,832 6,792,416 3,396,208 1,698,104 849,052 424,526 212,263 636,790 318,395 955,186 477,593 1,432,780 716,390 358,195 1,074,586 537,293 1,611,880 805,940 402,970 201,485 604,456 302,228 151,114 75,557 226,672 113,336 56,668 28,334 14,167 42,502 21,251 63,754 31,877 95,632 47,816 23,908 11,954 5,977 17,932 8,966 4,483 13,450 6,725 20,176 10,088 5,044 2,522 1,261 3,784 1,892 946 473 1,420 710

More profiles

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