Base | Representation |
---|---|
bin | 1010001010110… |
… | …01101110001011 |
3 | 12221111210120002 |
4 | 11011121232023 |
5 | 133314132110 |
6 | 12244153215 |
7 | 2054025221 |
oct | 505315613 |
9 | 187453502 |
10 | 85302155 |
11 | 44172854 |
12 | 2469880b |
13 | 14898863 |
14 | b486b11 |
15 | 774eaa5 |
hex | 5159b8b |
85302155 has 8 divisors (see below), whose sum is σ = 102762432. Its totient is φ = 67975168.
The previous prime is 85302149. The next prime is 85302157. The reversal of 85302155 is 55120358.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 85302155 - 210 = 85301131 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (85302157) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31907 + ... + 34476.
It is an arithmetic number, because the mean of its divisors is an integer number (12845304).
Almost surely, 285302155 is an apocalyptic number.
85302155 is a deficient number, since it is larger than the sum of its proper divisors (17460277).
85302155 is a wasteful number, since it uses less digits than its factorization.
85302155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66645.
The product of its (nonzero) digits is 6000, while the sum is 29.
The square root of 85302155 is about 9235.9165760633. The cubic root of 85302155 is about 440.2033409312.
The spelling of 85302155 in words is "eighty-five million, three hundred two thousand, one hundred fifty-five".
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