Base | Representation |
---|---|
bin | 11000100011001011… |
… | …11110000010100100 |
3 | 1021000112121211022211 |
4 | 30101211332002210 |
5 | 203443044134004 |
6 | 10015502333204 |
7 | 644420505145 |
oct | 142145760244 |
9 | 37015554284 |
10 | 13180068004 |
11 | 5653894194 |
12 | 2679b8a204 |
13 | 132079a80c |
14 | 8d063dacc |
15 | 522170504 |
hex | 31197e0a4 |
13180068004 has 24 divisors (see below), whose sum is σ = 23832748800. Its totient is φ = 6371132640.
The previous prime is 13180067983. The next prime is 13180068007. The reversal of 13180068004 is 40086008131.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is not an unprimeable number, because it can be changed into a prime (13180068007) 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, 74202 + ... + 178510.
It is an arithmetic number, because the mean of its divisors is an integer number (993031200).
Almost surely, 213180068004 is an apocalyptic number.
It is an amenable number.
13180068004 is a deficient number, since it is larger than the sum of its proper divisors (10652680796).
13180068004 is a wasteful number, since it uses less digits than its factorization.
13180068004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105363 (or 105361 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 31.
The spelling of 13180068004 in words is "thirteen billion, one hundred eighty million, sixty-eight thousand, four".
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