Base | Representation |
---|---|
bin | 101011001010… |
… | …1001000110101 |
3 | 1120120202211220 |
4 | 1112111020311 |
5 | 21243142330 |
6 | 2125020553 |
7 | 363234330 |
oct | 126251065 |
9 | 46522756 |
10 | 22630965 |
11 | 11857a85 |
12 | 76b4759 |
13 | 48c4b06 |
14 | 3011617 |
15 | 1ec0710 |
hex | 1595235 |
22630965 has 32 divisors (see below), whose sum is σ = 43186176. Its totient is φ = 9894720.
The previous prime is 22630963. The next prime is 22630967. The reversal of 22630965 is 56903622.
It is an interprime number because it is at equal distance from previous prime (22630963) and next prime (22630967).
It is not a de Polignac number, because 22630965 - 21 = 22630963 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22630963) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2271 + ... + 7100.
It is an arithmetic number, because the mean of its divisors is an integer number (1349568).
Almost surely, 222630965 is an apocalyptic number.
It is an amenable number.
22630965 is a deficient number, since it is larger than the sum of its proper divisors (20555211).
22630965 is a wasteful number, since it uses less digits than its factorization.
22630965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9409.
The product of its (nonzero) digits is 19440, while the sum is 33.
The square root of 22630965 is about 4757.2013831664. The cubic root of 22630965 is about 282.8574950438.
The spelling of 22630965 in words is "twenty-two million, six hundred thirty thousand, nine hundred sixty-five".
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