Base | Representation |
---|---|
bin | 101011110100… |
… | …0001000101101 |
3 | 1121020001012000 |
4 | 1113220020231 |
5 | 21340032200 |
6 | 2140202513 |
7 | 366151425 |
oct | 127501055 |
9 | 47201160 |
10 | 22970925 |
11 | 11a6a43a |
12 | 7839439 |
13 | 49b3783 |
14 | 309d485 |
15 | 203b300 |
hex | 15e822d |
22970925 has 24 divisors (see below), whose sum is σ = 42199680. Its totient is φ = 12250800.
The previous prime is 22970923. The next prime is 22970933. The reversal of 22970925 is 52907922.
It is not a de Polignac number, because 22970925 - 21 = 22970923 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 22970925.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22970923) 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, 16341 + ... + 17690.
It is an arithmetic number, because the mean of its divisors is an integer number (1758320).
Almost surely, 222970925 is an apocalyptic number.
22970925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
22970925 is a deficient number, since it is larger than the sum of its proper divisors (19228755).
22970925 is a wasteful number, since it uses less digits than its factorization.
22970925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34050 (or 34039 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 22970925 is about 4792.7992864296. The cubic root of 22970925 is about 284.2668134944.
The spelling of 22970925 in words is "twenty-two million, nine hundred seventy thousand, nine hundred twenty-five".
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