Base | Representation |
---|---|
bin | 101100001110… |
… | …1001111100100 |
3 | 1121122002120120 |
4 | 1120131033210 |
5 | 21414012302 |
6 | 2145001540 |
7 | 401045550 |
oct | 130351744 |
9 | 47562516 |
10 | 23188452 |
11 | 120a8911 |
12 | 79232b0 |
13 | 4a5b7a1 |
14 | 3118860 |
15 | 20809bc |
hex | 161d3e4 |
23188452 has 48 divisors (see below), whose sum is σ = 63353472. Its totient is φ = 6462720.
The previous prime is 23188433. The next prime is 23188511. The reversal of 23188452 is 25488132.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 78 + ... + 6810.
It is an arithmetic number, because the mean of its divisors is an integer number (1319864).
Almost surely, 223188452 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23188452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31676736).
23188452 is an abundant number, since it is smaller than the sum of its proper divisors (40165020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23188452 is a wasteful number, since it uses less digits than its factorization.
23188452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6788 (or 6786 counting only the distinct ones).
The product of its digits is 15360, while the sum is 33.
The square root of 23188452 is about 4815.4389208046. The cubic root of 23188452 is about 285.1612998901.
The spelling of 23188452 in words is "twenty-three million, one hundred eighty-eight thousand, four hundred fifty-two".
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