Base | Representation |
---|---|
bin | 1010001011000… |
… | …11011111111111 |
3 | 12221120211111111 |
4 | 11011203133333 |
5 | 133321422312 |
6 | 12245102451 |
7 | 2054253046 |
oct | 505433777 |
9 | 187524444 |
10 | 85342207 |
11 | 4419a955 |
12 | 246b7a27 |
13 | 148b0b62 |
14 | b49755d |
15 | 775b8a7 |
hex | 51637ff |
85342207 has 2 divisors, whose sum is σ = 85342208. Its totient is φ = 85342206.
The previous prime is 85342181. The next prime is 85342223. The reversal of 85342207 is 70224358.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-85342207 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (85342277) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42671103 + 42671104.
It is an arithmetic number, because the mean of its divisors is an integer number (42671104).
Almost surely, 285342207 is an apocalyptic number.
85342207 is a deficient number, since it is larger than the sum of its proper divisors (1).
85342207 is an equidigital number, since it uses as much as digits as its factorization.
85342207 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 85342207 is about 9238.0845958456. The cubic root of 85342207 is about 440.2722265121.
The spelling of 85342207 in words is "eighty-five million, three hundred forty-two thousand, two hundred seven".
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