Base | Representation |
---|---|
bin | 100110110111… |
… | …0001000001011 |
3 | 1102100002220121 |
4 | 1031232020023 |
5 | 20203432102 |
6 | 2004404111 |
7 | 335114332 |
oct | 115561013 |
9 | 42302817 |
10 | 20374027 |
11 | 10556343 |
12 | 69a6637 |
13 | 42b474b |
14 | 29c4d19 |
15 | 1bc6b37 |
hex | 136e20b |
20374027 has 2 divisors, whose sum is σ = 20374028. Its totient is φ = 20374026.
The previous prime is 20373971. The next prime is 20374031. The reversal of 20374027 is 72047302.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20374027 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20373992 and 20374010.
It is not a weakly prime, because it can be changed into another prime (20374127) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10187013 + 10187014.
It is an arithmetic number, because the mean of its divisors is an integer number (10187014).
Almost surely, 220374027 is an apocalyptic number.
20374027 is a deficient number, since it is larger than the sum of its proper divisors (1).
20374027 is an equidigital number, since it uses as much as digits as its factorization.
20374027 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2352, while the sum is 25.
The square root of 20374027 is about 4513.7597410584. The cubic root of 20374027 is about 273.1234307921.
The spelling of 20374027 in words is "twenty million, three hundred seventy-four thousand, twenty-seven".
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