Base | Representation |
---|---|
bin | 101010000001… |
… | …0100011111110 |
3 | 1112110021021210 |
4 | 1110002203332 |
5 | 21114434330 |
6 | 2104105250 |
7 | 355154061 |
oct | 124024376 |
9 | 45407253 |
10 | 22030590 |
11 | 114879aa |
12 | 7465226 |
13 | 474476a |
14 | 2cd68d8 |
15 | 1e028b0 |
hex | 15028fe |
22030590 has 32 divisors (see below), whose sum is σ = 53623296. Its totient is φ = 5791520.
The previous prime is 22030583. The next prime is 22030637. The reversal of 22030590 is 9503022.
It is a congruent 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, 3042 + ... + 7301.
It is an arithmetic number, because the mean of its divisors is an integer number (1675728).
Almost surely, 222030590 is an apocalyptic number.
22030590 is an abundant number, since it is smaller than the sum of its proper divisors (31592706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22030590 is a wasteful number, since it uses less digits than its factorization.
22030590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10424.
The product of its (nonzero) digits is 540, while the sum is 21.
The square root of 22030590 is about 4693.6755320324. The cubic root of 22030590 is about 280.3337431965. Note that the first 3 decimals are identical.
The spelling of 22030590 in words is "twenty-two million, thirty thousand, five hundred ninety".
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