Base | Representation |
---|---|
bin | 101111101101101101… |
… | …100101111111011111 |
3 | 11220020111112112001221 |
4 | 233231231211333133 |
5 | 1314411043330133 |
6 | 35311440314211 |
7 | 3462411360052 |
oct | 575555457737 |
9 | 156214475057 |
10 | 51232792543 |
11 | 1a800637369 |
12 | 9b19912967 |
13 | 4aa62a627a |
14 | 26a0358a99 |
15 | 14ecc0ba2d |
hex | bedb65fdf |
51232792543 has 16 divisors (see below), whose sum is σ = 54918216864. Its totient is φ = 47624048640.
The previous prime is 51232792529. The next prime is 51232792547. The reversal of 51232792543 is 34529723215.
It is a cyclic number.
It is not a de Polignac number, because 51232792543 - 233 = 42642857951 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 51232792543.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51232792547) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 778021 + ... + 841297.
It is an arithmetic number, because the mean of its divisors is an integer number (3432388554).
Almost surely, 251232792543 is an apocalyptic number.
51232792543 is a deficient number, since it is larger than the sum of its proper divisors (3685424321).
51232792543 is a wasteful number, since it uses less digits than its factorization.
51232792543 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63882.
The product of its digits is 453600, while the sum is 43.
The spelling of 51232792543 in words is "fifty-one billion, two hundred thirty-two million, seven hundred ninety-two thousand, five hundred forty-three".
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