Base | Representation |
---|---|
bin | 101010001100011010… |
… | …0111111000011011001 |
3 | 22122212211022102020022 |
4 | 1110120310333003121 |
5 | 2441032334344103 |
6 | 105343121040225 |
7 | 6355264366166 |
oct | 1243064770331 |
9 | 278784272208 |
10 | 90610856153 |
11 | 35478514394 |
12 | 15689486075 |
13 | 871054c31c |
14 | 45580ad06d |
15 | 2554ce1138 |
hex | 1518d3f0d9 |
90610856153 has 2 divisors, whose sum is σ = 90610856154. Its totient is φ = 90610856152.
The previous prime is 90610856081. The next prime is 90610856173. The reversal of 90610856153 is 35165801609.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 88092020809 + 2518835344 = 296803^2 + 50188^2 .
It is a cyclic number.
It is not a de Polignac number, because 90610856153 - 214 = 90610839769 is a prime.
It is not a weakly prime, because it can be changed into another prime (90610856173) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45305428076 + 45305428077.
It is an arithmetic number, because the mean of its divisors is an integer number (45305428077).
Almost surely, 290610856153 is an apocalyptic number.
It is an amenable number.
90610856153 is a deficient number, since it is larger than the sum of its proper divisors (1).
90610856153 is an equidigital number, since it uses as much as digits as its factorization.
90610856153 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 194400, while the sum is 44.
The spelling of 90610856153 in words is "ninety billion, six hundred ten million, eight hundred fifty-six thousand, one hundred fifty-three".
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