Base | Representation |
---|---|
bin | 110100101000011001… |
… | …110000011010101111 |
3 | 12101212110002011002111 |
4 | 310220121300122233 |
5 | 1411214134243112 |
6 | 41543401104451 |
7 | 4040300414410 |
oct | 645031603257 |
9 | 171773064074 |
10 | 56512415407 |
11 | 21a6a870148 |
12 | ab51a88127 |
13 | 5438049976 |
14 | 2a41607807 |
15 | 170b4995a7 |
hex | d286706af |
56512415407 has 18 divisors (see below), whose sum is σ = 68178185208. Its totient is φ = 45880077024.
The previous prime is 56512415387. The next prime is 56512415459. The reversal of 56512415407 is 70451421565.
56512415407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 56512415407 - 211 = 56512413359 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 56512415407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56512415467) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11947819 + ... + 11952547.
It is an arithmetic number, because the mean of its divisors is an integer number (3787676956).
Almost surely, 256512415407 is an apocalyptic number.
56512415407 is a deficient number, since it is larger than the sum of its proper divisors (11665769801).
56512415407 is an frugal number, since it uses more digits than its factorization.
56512415407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9503 (or 4755 counting only the distinct ones).
The product of its (nonzero) digits is 168000, while the sum is 40.
The spelling of 56512415407 in words is "fifty-six billion, five hundred twelve million, four hundred fifteen thousand, four hundred seven".
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