Search a number
-
+
85107495 = 3511515803
BaseRepresentation
bin1010001001010…
…10001100100111
312221010220112110
411010222030213
5133241414440
612240052103
72052254544
oct504521447
9187126473
1085107495
114404a580
1224604033
131482b085
14b435bcb
157712080
hex512a327

85107495 has 16 divisors (see below), whose sum is σ = 148551552. Its totient is φ = 41264160.

The previous prime is 85107469. The next prime is 85107541. The reversal of 85107495 is 59470158.

It is not a de Polignac number, because 85107495 - 27 = 85107367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257737 + ... + 258066.

It is an arithmetic number, because the mean of its divisors is an integer number (9284472).

Almost surely, 285107495 is an apocalyptic number.

85107495 is a deficient number, since it is larger than the sum of its proper divisors (63444057).

85107495 is a wasteful number, since it uses less digits than its factorization.

85107495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515822.

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 85107495 is about 9225.3723502090. The cubic root of 85107495 is about 439.8682370612.

The spelling of 85107495 in words is "eighty-five million, one hundred seven thousand, four hundred ninety-five".

Divisors: 1 3 5 11 15 33 55 165 515803 1547409 2579015 5673833 7737045 17021499 28369165 85107495