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85108195 = 553321163
BaseRepresentation
bin1010001001010…
…10010111100011
312221010221111101
411010222113203
5133241430240
612240055231
72052256564
oct504522743
9187127441
1085108195
1144050057
1224604517
131482b4a3
14b43616b
15771239a
hex512a5e3

85108195 has 8 divisors (see below), whose sum is σ = 104057136. Its totient is φ = 66801696.

The previous prime is 85108193. The next prime is 85108229. The reversal of 85108195 is 59180158.

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 85108195 - 21 = 85108193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85108193) 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 in 7 ways as a sum of consecutive naturals, for example, 160317 + ... + 160846.

It is an arithmetic number, because the mean of its divisors is an integer number (13007142).

Almost surely, 285108195 is an apocalyptic number.

85108195 is a deficient number, since it is larger than the sum of its proper divisors (18948941).

85108195 is a wasteful number, since it uses less digits than its factorization.

85108195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321221.

The product of its (nonzero) digits is 14400, while the sum is 37.

The square root of 85108195 is about 9225.4102889790. The cubic root of 85108195 is about 439.8694430142.

The spelling of 85108195 in words is "eighty-five million, one hundred eight thousand, one hundred ninety-five".

Divisors: 1 5 53 265 321163 1605815 17021639 85108195