Base | Representation |
---|---|
bin | 10111010000000110010001… |
… | …00110100101110011101000 |
3 | 20201001001011100100221112110 |
4 | 23220003020212211303220 |
5 | 23200211041000013422 |
6 | 300425033232442320 |
7 | 13525032220115064 |
oct | 1350031046456350 |
9 | 221031140327473 |
10 | 51130656251112 |
11 | 153234315312a9 |
12 | 58995693a93a0 |
13 | 226b7a58256b9 |
14 | c8aa46346aa4 |
15 | 5da05bb6960c |
hex | 2e80c89a5ce8 |
51130656251112 has 32 divisors (see below), whose sum is σ = 127826875658880. Its totient is φ = 17043520746240.
The previous prime is 51130656251099. The next prime is 51130656251113. The reversal of 51130656251112 is 21115265603115.
It is a super-2 number, since 2×511306562511122 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (51130656251113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14029888 + ... + 17294480.
It is an arithmetic number, because the mean of its divisors is an integer number (3994589864340).
Almost surely, 251130656251112 is an apocalyptic number.
It is an amenable number.
51130656251112 is an abundant number, since it is smaller than the sum of its proper divisors (76696219407768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51130656251112 is a wasteful number, since it uses less digits than its factorization.
51130656251112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3917193 (or 3917189 counting only the distinct ones).
The product of its (nonzero) digits is 54000, while the sum is 39.
The spelling of 51130656251112 in words is "fifty-one trillion, one hundred thirty billion, six hundred fifty-six million, two hundred fifty-one thousand, one hundred twelve".
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