Base | Representation |
---|---|
bin | 101111111001100011… |
… | …101001100100100001 |
3 | 11220202100110112101220 |
4 | 233321203221210201 |
5 | 1320312431343403 |
6 | 35343255445253 |
7 | 3500343433104 |
oct | 577143514441 |
9 | 156670415356 |
10 | 51431512353 |
11 | 1a8a2825511 |
12 | 9b74386829 |
13 | 4b08502960 |
14 | 26bc8c673b |
15 | 15103b1953 |
hex | bf98e9921 |
51431512353 has 64 divisors (see below), whose sum is σ = 77809213440. Its totient is φ = 29981875968.
The previous prime is 51431512291. The next prime is 51431512361. The reversal of 51431512353 is 35321513415.
It is a de Polignac number, because none of the positive numbers 2k-51431512353 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51431511353) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 46628200 + ... + 46629302.
It is an arithmetic number, because the mean of its divisors is an integer number (1215768960).
Almost surely, 251431512353 is an apocalyptic number.
It is an amenable number.
51431512353 is a deficient number, since it is larger than the sum of its proper divisors (26377701087).
51431512353 is a wasteful number, since it uses less digits than its factorization.
51431512353 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1598.
The product of its digits is 27000, while the sum is 33.
The spelling of 51431512353 in words is "fifty-one billion, four hundred thirty-one million, five hundred twelve thousand, three hundred fifty-three".
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