Base | Representation |
---|---|
bin | 101111110010011101… |
… | …101111101101101111 |
3 | 11220110001120022021011 |
4 | 233302131233231233 |
5 | 1320042001233033 |
6 | 35323405250051 |
7 | 3464400154516 |
oct | 576235575557 |
9 | 156401508234 |
10 | 51312524143 |
11 | 1a841644951 |
12 | 9b40563927 |
13 | 4ab997142a |
14 | 26aab9167d |
15 | 1504c0accd |
hex | bf276fb6f |
51312524143 has 2 divisors, whose sum is σ = 51312524144. Its totient is φ = 51312524142.
The previous prime is 51312524113. The next prime is 51312524167. The reversal of 51312524143 is 34142521315.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 51312524143 - 213 = 51312515951 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (51312524113) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25656262071 + 25656262072.
It is an arithmetic number, because the mean of its divisors is an integer number (25656262072).
Almost surely, 251312524143 is an apocalyptic number.
51312524143 is a deficient number, since it is larger than the sum of its proper divisors (1).
51312524143 is an equidigital number, since it uses as much as digits as its factorization.
51312524143 is an evil number, because the sum of its binary digits is even.
The product of its digits is 14400, while the sum is 31.
The spelling of 51312524143 in words is "fifty-one billion, three hundred twelve million, five hundred twenty-four thousand, one hundred forty-three".
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