Base | Representation |
---|---|
bin | 101100001100… |
… | …0001111111000 |
3 | 1121121001111210 |
4 | 1120120033320 |
5 | 21412333432 |
6 | 2144323120 |
7 | 400632111 |
oct | 130301770 |
9 | 47531453 |
10 | 23167992 |
11 | 12094501 |
12 | 79134a0 |
13 | 4a52393 |
14 | 3111208 |
15 | 20798cc |
hex | 16183f8 |
23167992 has 96 divisors (see below), whose sum is σ = 65001600. Its totient is φ = 6849216.
The previous prime is 23167981. The next prime is 23167999. The reversal of 23167992 is 29976132.
It is a self number, because there is not a number n which added to its sum of digits gives 23167992.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23167999) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 492913 + ... + 492959.
It is an arithmetic number, because the mean of its divisors is an integer number (677100).
Almost surely, 223167992 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 23167992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32500800).
23167992 is an abundant number, since it is smaller than the sum of its proper divisors (41833608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23167992 is a wasteful number, since it uses less digits than its factorization.
23167992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145 (or 94 counting only the distinct ones).
The product of its digits is 40824, while the sum is 39.
The square root of 23167992 is about 4813.3140350490. The cubic root of 23167992 is about 285.0774058753.
The spelling of 23167992 in words is "twenty-three million, one hundred sixty-seven thousand, nine hundred ninety-two".
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