Base | Representation |
---|---|
bin | 101111110000001110… |
… | …111110100101101111 |
3 | 11220100110010212220110 |
4 | 233300032332211233 |
5 | 1320002411122404 |
6 | 35315551151103 |
7 | 3463434101013 |
oct | 576016764557 |
9 | 156313125813 |
10 | 51275098479 |
11 | 1a822502450 |
12 | 9b2bb15493 |
13 | 4ab1c99577 |
14 | 26a5c0c543 |
15 | 15017b6b89 |
hex | bf03be96f |
51275098479 has 16 divisors (see below), whose sum is σ = 74894031360. Its totient is φ = 30945788160.
The previous prime is 51275098451. The next prime is 51275098529. The reversal of 51275098479 is 97489057215.
It is not a de Polignac number, because 51275098479 - 216 = 51275032943 is a prime.
It is a super-2 number, since 2×512750984792 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51275098379) 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 15 ways as a sum of consecutive naturals, for example, 3242722 + ... + 3258495.
It is an arithmetic number, because the mean of its divisors is an integer number (4680876960).
Almost surely, 251275098479 is an apocalyptic number.
51275098479 is a deficient number, since it is larger than the sum of its proper divisors (23618932881).
51275098479 is a wasteful number, since it uses less digits than its factorization.
51275098479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6501470.
The product of its (nonzero) digits is 6350400, while the sum is 57.
The spelling of 51275098479 in words is "fifty-one billion, two hundred seventy-five million, ninety-eight thousand, four hundred seventy-nine".
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