Base | Representation |
---|---|
bin | 100110010110… |
… | …1000110001110 |
3 | 1101211120112020 |
4 | 1030231012032 |
5 | 20121421122 |
6 | 1554551010 |
7 | 332624631 |
oct | 114550616 |
9 | 41746466 |
10 | 20107662 |
11 | 10394203 |
12 | 6898466 |
13 | 4220433 |
14 | 2955c18 |
15 | 1b72c5c |
hex | 132d18e |
20107662 has 16 divisors (see below), whose sum is σ = 42332160. Its totient is φ = 6349752.
The previous prime is 20107649. The next prime is 20107679. The reversal of 20107662 is 26670102.
It is a happy number.
It is a super-2 number, since 2×201076622 = 808636142212488, which contains 22 as substring.
It is a congruent number.
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, 88078 + ... + 88305.
It is an arithmetic number, because the mean of its divisors is an integer number (2645760).
Almost surely, 220107662 is an apocalyptic number.
20107662 is an abundant number, since it is smaller than the sum of its proper divisors (22224498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20107662 is a wasteful number, since it uses less digits than its factorization.
20107662 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 176407.
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 20107662 is about 4484.1567769203. The cubic root of 20107662 is about 271.9279563378.
Adding to 20107662 its reverse (26670102), we get a palindrome (46777764).
The spelling of 20107662 in words is "twenty million, one hundred seven thousand, six hundred sixty-two".
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