Base | Representation |
---|---|
bin | 101011010100… |
… | …0011101001010 |
3 | 1120201210101110 |
4 | 1112220131022 |
5 | 21303210330 |
6 | 2130431150 |
7 | 364014114 |
oct | 126503512 |
9 | 46653343 |
10 | 22710090 |
11 | 11901477 |
12 | 77324b6 |
13 | 4921b30 |
14 | 30323b4 |
15 | 1ed8db0 |
hex | 15a874a |
22710090 has 32 divisors (see below), whose sum is σ = 58697856. Its totient is φ = 5590080.
The previous prime is 22710089. The next prime is 22710151. The reversal of 22710090 is 9001722.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28726 + ... + 29505.
It is an arithmetic number, because the mean of its divisors is an integer number (1834308).
Almost surely, 222710090 is an apocalyptic number.
22710090 is an abundant number, since it is smaller than the sum of its proper divisors (35987766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22710090 is a wasteful number, since it uses less digits than its factorization.
22710090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58254.
The product of its (nonzero) digits is 252, while the sum is 21.
The square root of 22710090 is about 4765.5104658368. The cubic root of 22710090 is about 283.1867646389.
The spelling of 22710090 in words is "twenty-two million, seven hundred ten thousand, ninety".
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