Base | Representation |
---|---|
bin | 101111100011000100… |
… | …110100010110110011 |
3 | 11212210001201202021211 |
4 | 233203010310112303 |
5 | 1314024402100230 |
6 | 35242023300551 |
7 | 3455113440661 |
oct | 574304642663 |
9 | 155701652254 |
10 | 51054331315 |
11 | 1a719925849 |
12 | 9a89baa757 |
13 | 4a78320900 |
14 | 2684781c31 |
15 | 14dc20942a |
hex | be31345b3 |
51054331315 has 24 divisors (see below), whose sum is σ = 67330651248. Its totient is φ = 37138907520.
The previous prime is 51054331309. The next prime is 51054331327. The reversal of 51054331315 is 51313345015.
It is not a de Polignac number, because 51054331315 - 213 = 51054323123 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 394276 + ... + 507505.
It is an arithmetic number, because the mean of its divisors is an integer number (2805443802).
Almost surely, 251054331315 is an apocalyptic number.
51054331315 is a deficient number, since it is larger than the sum of its proper divisors (16276319933).
51054331315 is a wasteful number, since it uses less digits than its factorization.
51054331315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 901879 (or 901866 counting only the distinct ones).
The product of its (nonzero) digits is 13500, while the sum is 31.
The spelling of 51054331315 in words is "fifty-one billion, fifty-four million, three hundred thirty-one thousand, three hundred fifteen".
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