Base | Representation |
---|---|
bin | 101100001001… |
… | …0010100001100 |
3 | 1121112211011210 |
4 | 1120102110030 |
5 | 21411044232 |
6 | 2144014420 |
7 | 400501215 |
oct | 130222414 |
9 | 47484153 |
10 | 23143692 |
11 | 12078220 |
12 | 7901410 |
13 | 4a442c0 |
14 | 310640c |
15 | 20725cc |
hex | 161250c |
23143692 has 48 divisors (see below), whose sum is σ = 63447552. Its totient is φ = 6473280.
The previous prime is 23143667. The next prime is 23143697. The reversal of 23143692 is 29634132.
It is not an unprimeable number, because it can be changed into a prime (23143697) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5028 + ... + 8459.
It is an arithmetic number, because the mean of its divisors is an integer number (1321824).
Almost surely, 223143692 is an apocalyptic number.
23143692 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
23143692 is an abundant number, since it is smaller than the sum of its proper divisors (40303860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23143692 is a wasteful number, since it uses less digits than its factorization.
23143692 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13518 (or 13516 counting only the distinct ones).
The product of its digits is 7776, while the sum is 30.
The square root of 23143692 is about 4810.7891244576. The cubic root of 23143692 is about 284.9777021644.
It can be divided in two parts, 2314 and 3692, that added together give a palindrome (6006).
The spelling of 23143692 in words is "twenty-three million, one hundred forty-three thousand, six hundred ninety-two".
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