Base | Representation |
---|---|
bin | 101011110101… |
… | …0011110101101 |
3 | 1121020112100120 |
4 | 1113222132231 |
5 | 21340334100 |
6 | 2140315153 |
7 | 366221421 |
oct | 127523655 |
9 | 47215316 |
10 | 22980525 |
11 | 11a76677 |
12 | 7842ab9 |
13 | 49b7c59 |
14 | 30a2b81 |
15 | 203e0a0 |
hex | 15ea7ad |
22980525 has 12 divisors (see below), whose sum is σ = 37994592. Its totient is φ = 12256240.
The previous prime is 22980521. The next prime is 22980553. The reversal of 22980525 is 52508922.
It is not a de Polignac number, because 22980525 - 22 = 22980521 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22980521) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153129 + ... + 153278.
It is an arithmetic number, because the mean of its divisors is an integer number (3166216).
Almost surely, 222980525 is an apocalyptic number.
22980525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
22980525 is a deficient number, since it is larger than the sum of its proper divisors (15014067).
22980525 is a wasteful number, since it uses less digits than its factorization.
22980525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306420 (or 306415 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 22980525 is about 4793.8006842171. The cubic root of 22980525 is about 284.3064082043.
The spelling of 22980525 in words is "twenty-two million, nine hundred eighty thousand, five hundred twenty-five".
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