Base | Representation |
---|---|
bin | 101100000000… |
… | …1000010011101 |
3 | 1121102020002210 |
4 | 1120001002131 |
5 | 21401313200 |
6 | 2142311033 |
7 | 400055001 |
oct | 130010235 |
9 | 47366083 |
10 | 23072925 |
11 | 1202a037 |
12 | 7888479 |
13 | 4a1b025 |
14 | 30c8701 |
15 | 205b650 |
hex | 160109d |
23072925 has 12 divisors (see below), whose sum is σ = 38147360. Its totient is φ = 12305520.
The previous prime is 23072909. The next prime is 23072963. The reversal of 23072925 is 52927032.
It is a happy number.
It is not a de Polignac number, because 23072925 - 24 = 23072909 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 23072892 and 23072901.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153745 + ... + 153894.
Almost surely, 223072925 is an apocalyptic number.
23072925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23072925 is a deficient number, since it is larger than the sum of its proper divisors (15074435).
23072925 is a wasteful number, since it uses less digits than its factorization.
23072925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 307652 (or 307647 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 30.
The square root of 23072925 is about 4803.4284630876. The cubic root of 23072925 is about 284.6869446499.
Adding to 23072925 its reverse (52927032), we get a palindrome (75999957).
The spelling of 23072925 in words is "twenty-three million, seventy-two thousand, nine hundred twenty-five".
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