Base | Representation |
---|---|
bin | 1100010001011011101111… |
… | …0001010101110011011010 |
3 | 1202202222110011001100022001 |
4 | 3010112323301111303122 |
5 | 3232034434443103430 |
6 | 44410521021351214 |
7 | 2561612020140604 |
oct | 304267361256332 |
9 | 52688404040261 |
10 | 13493642550490 |
11 | 4332692494293 |
12 | 161b1a970850a |
13 | 76b5a297653b |
14 | 34914ab90174 |
15 | 1860020c63ca |
hex | c45bbc55cda |
13493642550490 has 32 divisors (see below), whose sum is σ = 24805955268864. Its totient is φ = 5282485285440.
The previous prime is 13493642550467. The next prime is 13493642550503. The reversal of 13493642550490 is 9405524639431.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19618597 + ... + 20294743.
It is an arithmetic number, because the mean of its divisors is an integer number (775186102152).
Almost surely, 213493642550490 is an apocalyptic number.
13493642550490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13493642550490 is a deficient number, since it is larger than the sum of its proper divisors (11312312718374).
13493642550490 is a wasteful number, since it uses less digits than its factorization.
13493642550490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 718662.
The product of its (nonzero) digits is 13996800, while the sum is 55.
The spelling of 13493642550490 in words is "thirteen trillion, four hundred ninety-three billion, six hundred forty-two million, five hundred fifty thousand, four hundred ninety".
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