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85068827 = 568314969
BaseRepresentation
bin1010001001000…
…00110000011011
312221001221111022
411010200300123
5133234200302
612235153055
72052034034
oct504406033
9187057438
1085068827
1144023518
12245a578b
13148165ac
14b425a8b
1577058a2
hex5120c1b

85068827 has 4 divisors (see below), whose sum is σ = 85089480. Its totient is φ = 85048176.

The previous prime is 85068821. The next prime is 85068839. The reversal of 85068827 is 72886058.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-85068827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85068821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1802 + ... + 13167.

It is an arithmetic number, because the mean of its divisors is an integer number (21272370).

Almost surely, 285068827 is an apocalyptic number.

85068827 is a deficient number, since it is larger than the sum of its proper divisors (20653).

85068827 is a wasteful number, since it uses less digits than its factorization.

85068827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20652.

The product of its (nonzero) digits is 215040, while the sum is 44.

The square root of 85068827 is about 9223.2763701409. The cubic root of 85068827 is about 439.8016099422.

The spelling of 85068827 in words is "eighty-five million, sixty-eight thousand, eight hundred twenty-seven".

Divisors: 1 5683 14969 85068827