Base | Representation |
---|---|
bin | 1010001010100… |
… | …10000111011011 |
3 | 12221110012211022 |
4 | 11011102013123 |
5 | 133312133003 |
6 | 12243353055 |
7 | 2053535336 |
oct | 505220733 |
9 | 187405738 |
10 | 85271003 |
11 | 44151404 |
12 | 2468278b |
13 | 1488761c |
14 | b47961d |
15 | 7745738 |
hex | 51521db |
85271003 has 2 divisors, whose sum is σ = 85271004. Its totient is φ = 85271002.
The previous prime is 85270981. The next prime is 85271023. The reversal of 85271003 is 30017258.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 85271003 - 28 = 85270747 is a prime.
It is a super-2 number, since 2×852710032 = 14542287905252018, which contains 22 as substring.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (85271023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42635501 + 42635502.
It is an arithmetic number, because the mean of its divisors is an integer number (42635502).
Almost surely, 285271003 is an apocalyptic number.
85271003 is a deficient number, since it is larger than the sum of its proper divisors (1).
85271003 is an equidigital number, since it uses as much as digits as its factorization.
85271003 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1680, while the sum is 26.
The square root of 85271003 is about 9234.2299624820. The cubic root of 85271003 is about 440.1497475835.
The spelling of 85271003 in words is "eighty-five million, two hundred seventy-one thousand, three".
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