λ
Sigma Notebook

2,678,950

2 × 52 × 131 × 409
Deficient Even Composite

2,678,950 is even and not a perfect square. Its factorization is 2 × 5^2 × 131 × 409 and its 24 divisors sum to 5,033,160.

Prime Factor Structure

Factorization String 2 × 5^2 × 131 × 409
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 5,033,160
Proper Divisor Sum 2,354,210
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #2678941 ← → #2678983

Radix Representation

Decimal 2678950
Binary 1010001110000010100110 (22 bits)
Octal 0o12160246
Hexadecimal 0x28E0A6

Divisor Catalog (24)

1 2 5 10 25 50 131 262 409 655 818 1,310 2,045 3,275 4,090 6,550 10,225 20,450 53,579 107,158 267,895 535,790 1,339,475 2,678,950

Collatz Trajectory (94 steps to reach 1)

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

2,678,950 1,339,475 4,018,426 2,009,213 6,027,640 3,013,820 1,506,910 753,455 2,260,366 1,130,183 3,390,550 1,695,275 5,085,826 2,542,913 7,628,740 3,814,370 1,907,185 5,721,556 2,860,778 1,430,389 4,291,168 2,145,584 1,072,792 536,396 268,198 134,099 402,298 201,149 603,448 301,724 150,862 75,431 226,294 113,147 339,442 169,721 509,164 254,582 127,291 381,874 190,937 572,812 286,406 143,203 429,610 214,805 644,416 322,208 161,104 80,552 40,276 20,138 10,069 30,208 15,104 7,552 3,776 1,888 944 472

More profiles

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