Base | Representation |
---|---|
bin | 101010001101… |
… | …1000011111010 |
3 | 1112122100221101 |
4 | 1110123003322 |
5 | 21131142223 |
6 | 2110202014 |
7 | 356052454 |
oct | 124330372 |
9 | 45570841 |
10 | 22130938 |
11 | 11546335 |
12 | 74b330a |
13 | 477b33b |
14 | 2d212d4 |
15 | 1e224ad |
hex | 151b0fa |
22130938 has 8 divisors (see below), whose sum is σ = 33538932. Its totient is φ = 10951296.
The previous prime is 22130909. The next prime is 22130963. The reversal of 22130938 is 83903122.
It can be written as a sum of positive squares in 2 ways, for example, as 19298449 + 2832489 = 4393^2 + 1683^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56845 + ... + 57232.
Almost surely, 222130938 is an apocalyptic number.
22130938 is a deficient number, since it is larger than the sum of its proper divisors (11407994).
22130938 is a wasteful number, since it uses less digits than its factorization.
22130938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114176.
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 22130938 is about 4704.3530904897. The cubic root of 22130938 is about 280.7587329745.
The spelling of 22130938 in words is "twenty-two million, one hundred thirty thousand, nine hundred thirty-eight".
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