Base | Representation |
---|---|
bin | 101111101101101010… |
… | …100111001111000111 |
3 | 11220020110001211021120 |
4 | 233231222213033013 |
5 | 1314410343324312 |
6 | 35311411445023 |
7 | 3462401624106 |
oct | 575552471707 |
9 | 156213054246 |
10 | 51232011207 |
11 | 1a800153333 |
12 | 9b195b6773 |
13 | 4aa6091740 |
14 | 26a01d403d |
15 | 14ecb0528c |
hex | bedaa73c7 |
51232011207 has 32 divisors (see below), whose sum is σ = 74862869760. Its totient is φ = 30971443200.
The previous prime is 51232011199. The next prime is 51232011241. The reversal of 51232011207 is 70211023215.
It is not a de Polignac number, because 51232011207 - 23 = 51232011199 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51232011247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3676948 + ... + 3690854.
It is an arithmetic number, because the mean of its divisors is an integer number (2339464680).
Almost surely, 251232011207 is an apocalyptic number.
51232011207 is a deficient number, since it is larger than the sum of its proper divisors (23630858553).
51232011207 is a wasteful number, since it uses less digits than its factorization.
51232011207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15583.
The product of its (nonzero) digits is 840, while the sum is 24.
The spelling of 51232011207 in words is "fifty-one billion, two hundred thirty-two million, eleven thousand, two hundred seven".
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