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85566702 = 23131097009
BaseRepresentation
bin1010001100110…
…10010011101110
312222000020110010
411012122103232
5133401113302
612253554050
72056206414
oct506322356
9188006403
1085566702
1144333591
12247a5926
131495c0b0
14b5152b4
1577a316c
hex519a4ee

85566702 has 16 divisors (see below), whose sum is σ = 184297680. Its totient is φ = 26328192.

The previous prime is 85566683. The next prime is 85566703. The reversal of 85566702 is 20766558.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85566703) 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, 548427 + ... + 548582.

It is an arithmetic number, because the mean of its divisors is an integer number (11518605).

Almost surely, 285566702 is an apocalyptic number.

85566702 is an abundant number, since it is smaller than the sum of its proper divisors (98730978).

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

85566702 is a wasteful number, since it uses less digits than its factorization.

85566702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097027.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 85566702 is about 9250.2271323465. The cubic root of 85566702 is about 440.6579378627.

It can be divided in two parts, 85566 and 702, that added together give a palindrome (86268).

The spelling of 85566702 in words is "eighty-five million, five hundred sixty-six thousand, seven hundred two".

Divisors: 1 2 3 6 13 26 39 78 1097009 2194018 3291027 6582054 14261117 28522234 42783351 85566702