Base | Representation |
---|---|
bin | 101011111001… |
… | …0011010001100 |
3 | 1121022011220111 |
4 | 1113302122030 |
5 | 21342404004 |
6 | 2141125404 |
7 | 366415210 |
oct | 127623214 |
9 | 47264814 |
10 | 23013004 |
11 | 11a99013 |
12 | 7859864 |
13 | 49c9981 |
14 | 30b0940 |
15 | 2048a04 |
hex | 15f268c |
23013004 has 24 divisors (see below), whose sum is σ = 46339328. Its totient is φ = 9795600.
The previous prime is 23012993. The next prime is 23013007. The reversal of 23013004 is 40031032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23013007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1507 + ... + 6949.
Almost surely, 223013004 is an apocalyptic number.
It is an amenable number.
23013004 is an abundant number, since it is smaller than the sum of its proper divisors (23326324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23013004 is a wasteful number, since it uses less digits than its factorization.
23013004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5605 (or 5603 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 23013004 is about 4797.1870924532. The cubic root of 23013004 is about 284.4402844760.
Adding to 23013004 its reverse (40031032), we get a palindrome (63044036).
The spelling of 23013004 in words is "twenty-three million, thirteen thousand, four".
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