Base | Representation |
---|---|
bin | 11001111111010010… |
… | …11100101011110110 |
3 | 1100000101112012220221 |
4 | 30333221130223312 |
5 | 212033344410034 |
6 | 10224303244554 |
7 | 1002522156433 |
oct | 147751345366 |
9 | 40011465827 |
10 | 13952731894 |
11 | 5a0aa53a92 |
12 | 28548a975a |
13 | 141489c09a |
14 | 9650d0b8a |
15 | 569de7bb4 |
hex | 33fa5caf6 |
13952731894 has 64 divisors (see below), whose sum is σ = 22893917760. Its totient is φ = 6361528320.
The previous prime is 13952731889. The next prime is 13952731907. The reversal of 13952731894 is 49813725931.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30530914 + ... + 30531370.
It is an arithmetic number, because the mean of its divisors is an integer number (357717465).
Almost surely, 213952731894 is an apocalyptic number.
13952731894 is a deficient number, since it is larger than the sum of its proper divisors (8941185866).
13952731894 is a wasteful number, since it uses less digits than its factorization.
13952731894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 913.
The product of its digits is 1632960, while the sum is 52.
The spelling of 13952731894 in words is "thirteen billion, nine hundred fifty-two million, seven hundred thirty-one thousand, eight hundred ninety-four".
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