Base | Representation |
---|---|
bin | 101011110000… |
… | …0101011001001 |
3 | 1121011111021000 |
4 | 1113200223021 |
5 | 21333042421 |
6 | 2135405213 |
7 | 365663343 |
oct | 127405311 |
9 | 47144230 |
10 | 22940361 |
11 | 11a49484 |
12 | 7823809 |
13 | 49a28a2 |
14 | 3092293 |
15 | 2032226 |
hex | 15e0ac9 |
22940361 has 64 divisors (see below), whose sum is σ = 39191040. Its totient is φ = 13178880.
The previous prime is 22940329. The next prime is 22940377. The reversal of 22940361 is 16304922.
It is not a de Polignac number, because 22940361 - 25 = 22940329 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (22940381) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 432811 + ... + 432863.
It is an arithmetic number, because the mean of its divisors is an integer number (612360).
Almost surely, 222940361 is an apocalyptic number.
It is an amenable number.
22940361 is a deficient number, since it is larger than the sum of its proper divisors (16250679).
22940361 is a wasteful number, since it uses less digits than its factorization.
22940361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143 (or 137 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 22940361 is about 4789.6096918225. The cubic root of 22940361 is about 284.1406803186.
The spelling of 22940361 in words is "twenty-two million, nine hundred forty thousand, three hundred sixty-one".
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