Base | Representation |
---|---|
bin | 11000101111101101… |
… | …01111010101010010 |
3 | 1021021212022101212111 |
4 | 30113312233111102 |
5 | 204201443040011 |
6 | 10034134215534 |
7 | 650134502110 |
oct | 142766572522 |
9 | 37255271774 |
10 | 13285127506 |
11 | 56a8120a22 |
12 | 26a91b45aa |
13 | 13394931c1 |
14 | 90058aab0 |
15 | 52b4c4121 |
hex | 317daf552 |
13285127506 has 16 divisors (see below), whose sum is σ = 22800494016. Its totient is φ = 5687128656.
The previous prime is 13285127483. The next prime is 13285127519. The reversal of 13285127506 is 60572158231.
It is a super-2 number, since 2×132851275062 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528736 + ... + 553291.
It is an arithmetic number, because the mean of its divisors is an integer number (1425030876).
Almost surely, 213285127506 is an apocalyptic number.
13285127506 is a deficient number, since it is larger than the sum of its proper divisors (9515366510).
13285127506 is a wasteful number, since it uses less digits than its factorization.
13285127506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1082913.
The product of its (nonzero) digits is 100800, while the sum is 40.
The spelling of 13285127506 in words is "thirteen billion, two hundred eighty-five million, one hundred twenty-seven thousand, five hundred six".
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