Base | Representation |
---|---|
bin | 1100001110101… |
… | …1010010111011 |
3 | 10120112002002100 |
4 | 3003223102323 |
5 | 101112423134 |
6 | 5031234443 |
7 | 1162001220 |
oct | 303532273 |
9 | 116462070 |
10 | 51295419 |
11 | 26a5600a |
12 | 15218a23 |
13 | a81cc26 |
14 | 6b53947 |
15 | 4783999 |
hex | 30eb4bb |
51295419 has 12 divisors (see below), whose sum is σ = 84678256. Its totient is φ = 29311632.
The previous prime is 51295399. The next prime is 51295423. The reversal of 51295419 is 91459215.
It is not a de Polignac number, because 51295419 - 216 = 51229883 is a prime.
It is a super-2 number, since 2×512954192 = 5262440020771122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51295429) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 407044 + ... + 407169.
Almost surely, 251295419 is an apocalyptic number.
51295419 is a deficient number, since it is larger than the sum of its proper divisors (33382837).
51295419 is a wasteful number, since it uses less digits than its factorization.
51295419 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 814226 (or 814223 counting only the distinct ones).
The product of its digits is 16200, while the sum is 36.
The square root of 51295419 is about 7162.0820296894. The cubic root of 51295419 is about 371.5576384155.
The spelling of 51295419 in words is "fifty-one million, two hundred ninety-five thousand, four hundred nineteen".
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