Base | Representation |
---|---|
bin | 100110010100… |
… | …0011110000111 |
3 | 1101210121112100 |
4 | 1030220132013 |
5 | 20120314321 |
6 | 1554323143 |
7 | 332515446 |
oct | 114503607 |
9 | 41717470 |
10 | 20088711 |
11 | 10380a45 |
12 | 68894b3 |
13 | 4214916 |
14 | 294cd5d |
15 | 1b6c326 |
hex | 1328787 |
20088711 has 12 divisors (see below), whose sum is σ = 29059992. Its totient is φ = 13372656.
The previous prime is 20088707. The next prime is 20088727. The reversal of 20088711 is 11788002.
It is not a de Polignac number, because 20088711 - 22 = 20088707 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20088011) 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, 7345 + ... + 9701.
It is an arithmetic number, because the mean of its divisors is an integer number (2421666).
Almost surely, 220088711 is an apocalyptic number.
20088711 is a deficient number, since it is larger than the sum of its proper divisors (8971281).
20088711 is a wasteful number, since it uses less digits than its factorization.
20088711 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3310 (or 3307 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 27.
The square root of 20088711 is about 4482.0431724828. The cubic root of 20088711 is about 271.8425009112.
The spelling of 20088711 in words is "twenty million, eighty-eight thousand, seven hundred eleven".
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