Base | Representation |
---|---|
bin | 10010111100011… |
… | …11000101000011 |
3 | 102002001000122222 |
4 | 21132033011003 |
5 | 311140433102 |
6 | 23434121255 |
7 | 3636543416 |
oct | 1136170503 |
9 | 362030588 |
10 | 158921027 |
11 | 817857a1 |
12 | 4528022b |
13 | 26c03615 |
14 | 1716bb7d |
15 | de42aa2 |
hex | 978f143 |
158921027 has 2 divisors, whose sum is σ = 158921028. Its totient is φ = 158921026.
The previous prime is 158921023. The next prime is 158921029. The reversal of 158921027 is 720129851.
158921027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 158921027 - 22 = 158921023 is a prime.
Together with 158921029, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (158921023) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79460513 + 79460514.
It is an arithmetic number, because the mean of its divisors is an integer number (79460514).
Almost surely, 2158921027 is an apocalyptic number.
158921027 is a deficient number, since it is larger than the sum of its proper divisors (1).
158921027 is an equidigital number, since it uses as much as digits as its factorization.
158921027 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 10080, while the sum is 35.
The square root of 158921027 is about 12606.3883408374. The cubic root of 158921027 is about 541.6604434893.
The spelling of 158921027 in words is "one hundred fifty-eight million, nine hundred twenty-one thousand, twenty-seven".
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