Base | Representation |
---|---|
bin | 1011011001011000111101… |
… | …0101011100111000101001 |
3 | 1122100221020200202221020112 |
4 | 2312112033111130320221 |
5 | 3120301112014231112 |
6 | 42352325314304105 |
7 | 2432215336464101 |
oct | 266261725347051 |
9 | 48327220687215 |
10 | 12530824367657 |
11 | 3aa132474aa12 |
12 | 14a4683888035 |
13 | 6cb861937a5b |
14 | 3146d091a201 |
15 | 16ae4ec19a22 |
hex | b658f55ce29 |
12530824367657 has 2 divisors, whose sum is σ = 12530824367658. Its totient is φ = 12530824367656.
The previous prime is 12530824367617. The next prime is 12530824367731. The reversal of 12530824367657 is 75676342803521.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 11525916360256 + 1004908007401 = 3394984^2 + 1002451^2 .
It is a cyclic number.
It is not a de Polignac number, because 12530824367657 - 228 = 12530555932201 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12530824367596 and 12530824367605.
It is not a weakly prime, because it can be changed into another prime (12530824367617) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6265412183828 + 6265412183829.
It is an arithmetic number, because the mean of its divisors is an integer number (6265412183829).
Almost surely, 212530824367657 is an apocalyptic number.
It is an amenable number.
12530824367657 is a deficient number, since it is larger than the sum of its proper divisors (1).
12530824367657 is an equidigital number, since it uses as much as digits as its factorization.
12530824367657 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 50803200, while the sum is 59.
The spelling of 12530824367657 in words is "twelve trillion, five hundred thirty billion, eight hundred twenty-four million, three hundred sixty-seven thousand, six hundred fifty-seven".
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