Base | Representation |
---|---|
bin | 100010111011… |
… | …1011000101101 |
3 | 1021110111011211 |
4 | 1011313120231 |
5 | 14142033142 |
6 | 1452314421 |
7 | 311446624 |
oct | 105673055 |
9 | 37414154 |
10 | 18314797 |
11 | a37a1a6 |
12 | 6172a11 |
13 | 3a43377 |
14 | 260a6bb |
15 | 191b917 |
hex | 117762d |
18314797 has 12 divisors (see below), whose sum is σ = 19648000. Its totient is φ = 17067456.
The previous prime is 18314789. The next prime is 18314833. The reversal of 18314797 is 79741381.
It is not a de Polignac number, because 18314797 - 23 = 18314789 is a prime.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18314497) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36454 + ... + 36952.
Almost surely, 218314797 is an apocalyptic number.
18314797 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
18314797 is a deficient number, since it is larger than the sum of its proper divisors (1333203).
18314797 is a wasteful number, since it uses less digits than its factorization.
18314797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 660 (or 643 counting only the distinct ones).
The product of its digits is 42336, while the sum is 40.
The square root of 18314797 is about 4279.5790680860. The cubic root of 18314797 is about 263.5930992565.
The spelling of 18314797 in words is "eighteen million, three hundred fourteen thousand, seven hundred ninety-seven".
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