Base | Representation |
---|---|
bin | 100010110011… |
… | …1110100011010 |
3 | 1021100020201020 |
4 | 1011213310122 |
5 | 14133013114 |
6 | 1451103310 |
7 | 311063004 |
oct | 105476432 |
9 | 37306636 |
10 | 18251034 |
11 | a3362aa |
12 | 6141b36 |
13 | 3a20339 |
14 | 25d1374 |
15 | 1907aa9 |
hex | 1167d1a |
18251034 has 16 divisors (see below), whose sum is σ = 37761120. Its totient is φ = 5873840.
The previous prime is 18251021. The next prime is 18251053. The reversal of 18251034 is 43015281.
It is a junction number, because it is equal to n+sod(n) for n = 18250995 and 18251013.
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 7 ways as a sum of consecutive naturals, for example, 52272 + ... + 52619.
It is an arithmetic number, because the mean of its divisors is an integer number (2360070).
Almost surely, 218251034 is an apocalyptic number.
18251034 is an abundant number, since it is smaller than the sum of its proper divisors (19510086).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18251034 is a wasteful number, since it uses less digits than its factorization.
18251034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104925.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 18251034 is about 4272.1228914908. The cubic root of 18251034 is about 263.2868436152.
The spelling of 18251034 in words is "eighteen million, two hundred fifty-one thousand, thirty-four".
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