Base | Representation |
---|---|
bin | 11001010010000111… |
… | …00100100110010001 |
3 | 1022000222022121111210 |
4 | 30221003210212101 |
5 | 210244332012311 |
6 | 10122523330333 |
7 | 660240403200 |
oct | 145103444621 |
9 | 38028277453 |
10 | 13573704081 |
11 | 5836002863 |
12 | 27699809a9 |
13 | 13841c1582 |
14 | 92aa29237 |
15 | 5469c83a6 |
hex | 3290e4991 |
13573704081 has 96 divisors (see below), whose sum is σ = 22535884800. Its totient is φ = 7230263040.
The previous prime is 13573704017. The next prime is 13573704083. The reversal of 13573704081 is 18040737531.
It is not a de Polignac number, because 13573704081 - 26 = 13573704017 is a prime.
It is a super-2 number, since 2×135737040812 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13573704083) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23771526 + ... + 23772096.
It is an arithmetic number, because the mean of its divisors is an integer number (234748800).
Almost surely, 213573704081 is an apocalyptic number.
It is an amenable number.
13573704081 is a deficient number, since it is larger than the sum of its proper divisors (8962180719).
13573704081 is a wasteful number, since it uses less digits than its factorization.
13573704081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 779 (or 772 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 39.
The spelling of 13573704081 in words is "thirteen billion, five hundred seventy-three million, seven hundred four thousand, eighty-one".
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