λ
Sequence Observatory

2,504,333

13 × 19 × 10139
Deficient Odd Composite

Starting at 2,504,333, the Collatz iteration reaches 1 after 187 steps. The first transition is 7513000; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 13 × 19 × 10139
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,839,200
Proper Divisor Sum 334,867
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #2504329 ← → #2504347

Radix Representation

Decimal 2504333
Binary 1001100011011010001101 (22 bits)
Octal 0o11433215
Hexadecimal 0x26368D

Divisor Catalog (8)

1 13 19 247 10,139 131,807 192,641 2,504,333

Collatz Trajectory (187 steps to reach 1)

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

2,504,333 7,513,000 3,756,500 1,878,250 939,125 2,817,376 1,408,688 704,344 352,172 176,086 88,043 264,130 132,065 396,196 198,098 99,049 297,148 148,574 74,287 222,862 111,431 334,294 167,147 501,442 250,721 752,164 376,082 188,041 564,124 282,062 141,031 423,094 211,547 634,642 317,321 951,964 475,982 237,991 713,974 356,987 1,070,962 535,481 1,606,444 803,222 401,611 1,204,834 602,417 1,807,252 903,626 451,813 1,355,440 677,720 338,860 169,430 84,715 254,146 127,073 381,220 190,610 95,305

More profiles

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