Base | Representation |
---|---|
bin | 11001000110101110… |
… | …01101100000001000 |
3 | 1021210022120221112120 |
4 | 30203113031200020 |
5 | 210100404022224 |
6 | 10105232211240 |
7 | 655000500564 |
oct | 144327154010 |
9 | 37708527476 |
10 | 13478189064 |
11 | 57970a4a2a |
12 | 2741999b20 |
13 | 136a48b302 |
14 | 91c0846a4 |
15 | 53d40c779 |
hex | 3235cd808 |
13478189064 has 32 divisors (see below), whose sum is σ = 33698553120. Its totient is φ = 4492318976.
The previous prime is 13478189063. The next prime is 13478189069. The reversal of 13478189064 is 46098187431.
It is a junction number, because it is equal to n+sod(n) for n = 13478188998 and 13478189016.
It is not an unprimeable number, because it can be changed into a prime (13478189063) 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, 361504 + ... + 397040.
It is an arithmetic number, because the mean of its divisors is an integer number (1053079785).
Almost surely, 213478189064 is an apocalyptic number.
It is an amenable number.
13478189064 is an abundant number, since it is smaller than the sum of its proper divisors (20220364056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13478189064 is a wasteful number, since it uses less digits than its factorization.
13478189064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51349 (or 51345 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 51.
The spelling of 13478189064 in words is "thirteen billion, four hundred seventy-eight million, one hundred eighty-nine thousand, sixty-four".
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