Base | Representation |
---|---|
bin | 100111111011… |
… | …1111110110100 |
3 | 1110101210110112 |
4 | 1033313332310 |
5 | 20330014201 |
6 | 2024442152 |
7 | 342655463 |
oct | 117677664 |
9 | 43353415 |
10 | 20938676 |
11 | 109015a0 |
12 | 7019358 |
13 | 4451765 |
14 | 2ad09da |
15 | 1c890bb |
hex | 13f7fb4 |
20938676 has 12 divisors (see below), whose sum is σ = 39973920. Its totient is φ = 9517560.
The previous prime is 20938661. The next prime is 20938693. The reversal of 20938676 is 67683902.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237896 + ... + 237983.
It is an arithmetic number, because the mean of its divisors is an integer number (3331160).
Almost surely, 220938676 is an apocalyptic number.
It is an amenable number.
20938676 is a deficient number, since it is larger than the sum of its proper divisors (19035244).
20938676 is a wasteful number, since it uses less digits than its factorization.
20938676 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 475894 (or 475892 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 41.
The square root of 20938676 is about 4575.8798061138. The cubic root of 20938676 is about 275.6236030013.
The spelling of 20938676 in words is "twenty million, nine hundred thirty-eight thousand, six hundred seventy-six".
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