Base | Representation |
---|---|
bin | 100100000111… |
… | …0100100001010 |
3 | 1022121221121020 |
4 | 1020032210022 |
5 | 14321342101 |
6 | 1513453310 |
7 | 316636146 |
oct | 110164412 |
9 | 38557536 |
10 | 18934026 |
11 | a762461 |
12 | 6411236 |
13 | 3bcc187 |
14 | 272c226 |
15 | 19e0136 |
hex | 120e90a |
18934026 has 16 divisors (see below), whose sum is σ = 38124000. Its totient is φ = 6268688.
The previous prime is 18934007. The next prime is 18934031. The reversal of 18934026 is 62043981.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9696 + ... + 11483.
It is an arithmetic number, because the mean of its divisors is an integer number (2382750).
Almost surely, 218934026 is an apocalyptic number.
18934026 is an abundant number, since it is smaller than the sum of its proper divisors (19189974).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18934026 is a wasteful number, since it uses less digits than its factorization.
18934026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21333.
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 18934026 is about 4351.3246259042. The cubic root of 18934026 is about 266.5309555989.
The spelling of 18934026 in words is "eighteen million, nine hundred thirty-four thousand, twenty-six".
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