Base | Representation |
---|---|
bin | 11000111111111010… |
… | …01000110110100000 |
3 | 1021122100000120221000 |
4 | 30133331020312200 |
5 | 204441240210444 |
6 | 10055431032000 |
7 | 653404544562 |
oct | 143775106640 |
9 | 37570016830 |
10 | 13421022624 |
11 | 57678a9a39 |
12 | 272680b600 |
13 | 135b694009 |
14 | 914643332 |
15 | 5383b9469 |
hex | 31ff48da0 |
13421022624 has 48 divisors (see below), whose sum is σ = 39144651840. Its totient is φ = 4473673920.
The previous prime is 13421022611. The next prime is 13421022661. The reversal of 13421022624 is 42622012431.
13421022624 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 10 + 22 + 624 = 666.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-3 number, since 3×134210226243 (a number of 31 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 7765932 + ... + 7767659.
It is an arithmetic number, because the mean of its divisors is an integer number (815513580).
Almost surely, 213421022624 is an apocalyptic number.
It is an amenable number.
13421022624 is an abundant number, since it is smaller than the sum of its proper divisors (25723629216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13421022624 is a wasteful number, since it uses less digits than its factorization.
13421022624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15533610 (or 15533596 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The spelling of 13421022624 in words is "thirteen billion, four hundred twenty-one million, twenty-two thousand, six hundred twenty-four".
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