Search a number
-
+
85107468 = 22310496761
BaseRepresentation
bin1010001001010…
…10001100001100
312221010220111110
411010222030030
5133241414333
612240052020
72052254505
oct504521414
9187126443
1085107468
114404a556
1224604010
131482b064
14b435bac
157712063
hex512a30c

85107468 has 24 divisors (see below), whose sum is σ = 198802800. Its totient is φ = 28337920.

The previous prime is 85107433. The next prime is 85107469. The reversal of 85107468 is 86470158.

It is a super-2 number, since 2×851074682 = 14486562218742048, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (85107469) 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, 9208 + ... + 15968.

It is an arithmetic number, because the mean of its divisors is an integer number (8283450).

Almost surely, 285107468 is an apocalyptic number.

It is an amenable number.

85107468 is an abundant number, since it is smaller than the sum of its proper divisors (113695332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85107468 is a wasteful number, since it uses less digits than its factorization.

85107468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7817 (or 7815 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 85107468 is about 9225.3708868533. The cubic root of 85107468 is about 439.8681905457.

The spelling of 85107468 in words is "eighty-five million, one hundred seven thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 1049 2098 3147 4196 6294 6761 12588 13522 20283 27044 40566 81132 7092289 14184578 21276867 28369156 42553734 85107468