Base | Representation |
---|---|
bin | 101010101110… |
… | …1111001111010 |
3 | 1120011021111211 |
4 | 1111131321322 |
5 | 21213422410 |
6 | 2120113334 |
7 | 361302625 |
oct | 125357172 |
9 | 46137454 |
10 | 22404730 |
11 | 11713007 |
12 | 760584a |
13 | 4845b4a |
14 | 2d92dbc |
15 | 1e7868a |
hex | 155de7a |
22404730 has 16 divisors (see below), whose sum is σ = 40707360. Its totient is φ = 8877712.
The previous prime is 22404727. The next prime is 22404731. The reversal of 22404730 is 3740422.
It is not an unprimeable number, because it can be changed into a prime (22404731) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9400 + ... + 11539.
It is an arithmetic number, because the mean of its divisors is an integer number (2544210).
Almost surely, 222404730 is an apocalyptic number.
22404730 is a deficient number, since it is larger than the sum of its proper divisors (18302630).
22404730 is a wasteful number, since it uses less digits than its factorization.
22404730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21053.
The product of its (nonzero) digits is 1344, while the sum is 22.
The square root of 22404730 is about 4733.3634975565. The cubic root of 22404730 is about 281.9117893880.
The spelling of 22404730 in words is "twenty-two million, four hundred four thousand, seven hundred thirty".
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