λ
Ratio Atlas

26,397,790

2 × 5 × 23 × 114773
Deficient Even Composite

26,397,790 factors as 2 × 5 × 23 × 114773. Its 16 positive divisors give a proper-divisor sum of 23,184,578, so this integer is deficient. The Collatz stopping time is 149 steps.

Prime Factor Structure

Factorization String 2 × 5 × 23 × 114773
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 49,582,368
Proper Divisor Sum 23,184,578
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #26397781 ← → #26397793

Radix Representation

Decimal 26397790
Binary 1100100101100110001011110 (25 bits)
Octal 0o144546136
Hexadecimal 0x192CC5E

Divisor Catalog (16)

Collatz Trajectory (149 steps to reach 1)

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

26,397,790 13,198,895 39,596,686 19,798,343 59,395,030 29,697,515 89,092,546 44,546,273 133,638,820 66,819,410 33,409,705 100,229,116 50,114,558 25,057,279 75,171,838 37,585,919 112,757,758 56,378,879 169,136,638 84,568,319 253,704,958 126,852,479 380,557,438 190,278,719 570,836,158 285,418,079 856,254,238 428,127,119 1,284,381,358 642,190,679 1,926,572,038 963,286,019 2,889,858,058 1,444,929,029 4,334,787,088 2,167,393,544 1,083,696,772 541,848,386 270,924,193 812,772,580 406,386,290 203,193,145 609,579,436 304,789,718 152,394,859 457,184,578 228,592,289 685,776,868 342,888,434 171,444,217 514,332,652 257,166,326 128,583,163 385,749,490 192,874,745 578,624,236 289,312,118 144,656,059 433,968,178 216,984,089

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