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85576236 = 2237131353
BaseRepresentation
bin1010001100111…
…00101000101100
312222000201112020
411012130220230
5133401414421
612254110140
72056246254
oct506345054
9188021466
1085576236
114433a769
12247ab350
1314963535
14b518964
1577a5dc6
hex519ca2c

85576236 has 12 divisors (see below), whose sum is σ = 199677912. Its totient is φ = 28525408.

The previous prime is 85576223. The next prime is 85576243. The reversal of 85576236 is 63267558.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3565665 + ... + 3565688.

It is an arithmetic number, because the mean of its divisors is an integer number (16639826).

Almost surely, 285576236 is an apocalyptic number.

It is an amenable number.

85576236 is an abundant number, since it is smaller than the sum of its proper divisors (114101676).

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

85576236 is a wasteful number, since it uses less digits than its factorization.

85576236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7131360 (or 7131358 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The square root of 85576236 is about 9250.7424566896. The cubic root of 85576236 is about 440.6743035620.

The spelling of 85576236 in words is "eighty-five million, five hundred seventy-six thousand, two hundred thirty-six".

Divisors: 1 2 3 4 6 12 7131353 14262706 21394059 28525412 42788118 85576236