Base | Representation |
---|---|
bin | 11000011000001110… |
… | …00100101001010000 |
3 | 1020210010112110221202 |
4 | 30030013010221100 |
5 | 203301022120022 |
6 | 10002415010332 |
7 | 642222602651 |
oct | 141407045120 |
9 | 36703473852 |
10 | 13088082512 |
11 | 560697711a |
12 | 26532099a8 |
13 | 1307701c2b |
14 | 8c2337528 |
15 | 519050592 |
hex | 30c1c4a50 |
13088082512 has 40 divisors (see below), whose sum is σ = 26708662560. Its totient is φ = 6195934080.
The previous prime is 13088082467. The next prime is 13088082517. The reversal of 13088082512 is 21528088031.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13088082517) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538658 + ... + 562430.
It is an arithmetic number, because the mean of its divisors is an integer number (667716564).
Almost surely, 213088082512 is an apocalyptic number.
It is an amenable number.
13088082512 is an abundant number, since it is smaller than the sum of its proper divisors (13620580048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13088082512 is a wasteful number, since it uses less digits than its factorization.
13088082512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25611 (or 25605 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 38.
The spelling of 13088082512 in words is "thirteen billion, eighty-eight million, eighty-two thousand, five hundred twelve".
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