Base | Representation |
---|---|
bin | 10101100010000000… |
… | …110111100010110100 |
3 | 2012200012220121222121 |
4 | 111202000313202310 |
5 | 334322010344111 |
6 | 14342033205324 |
7 | 1445626136200 |
oct | 254200674264 |
9 | 65605817877 |
10 | 23119231156 |
11 | 989422660a |
12 | 4592700844 |
13 | 22459a7148 |
14 | 1194687b00 |
15 | 904a12871 |
hex | 5620378b4 |
23119231156 has 36 divisors (see below), whose sum is σ = 47402796000. Its totient is φ = 9836948016.
The previous prime is 23119231151. The next prime is 23119231183. The reversal of 23119231156 is 65113291132.
It is a super-2 number, since 2×231192311562 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23119231151) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 397056 + ... + 451543.
Almost surely, 223119231156 is an apocalyptic number.
It is an amenable number.
23119231156 is an abundant number, since it is smaller than the sum of its proper divisors (24283564844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23119231156 is a wasteful number, since it uses less digits than its factorization.
23119231156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 848756 (or 848747 counting only the distinct ones).
The product of its digits is 9720, while the sum is 34.
The spelling of 23119231156 in words is "twenty-three billion, one hundred nineteen million, two hundred thirty-one thousand, one hundred fifty-six".
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