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85244058 = 23213136151
BaseRepresentation
bin1010001010010…
…11100010011010
312221101211212100
411011023202122
5133310302213
612243024230
72053363644
oct505134232
9187354770
1085244058
1144133139
122466b076
1314878293
14b46d894
15773c773
hex514b89a

85244058 has 24 divisors (see below), whose sum is σ = 186110496. Its totient is φ = 28197000.

The previous prime is 85244057. The next prime is 85244083. The reversal of 85244058 is 85044258.

It is not an unprimeable number, because it can be changed into a prime (85244053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15718 + ... + 20433.

It is an arithmetic number, because the mean of its divisors is an integer number (7754604).

Almost surely, 285244058 is an apocalyptic number.

85244058 is an abundant number, since it is smaller than the sum of its proper divisors (100866438).

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

85244058 is a wasteful number, since it uses less digits than its factorization.

85244058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36290 (or 36287 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

The square root of 85244058 is about 9232.7708733619. The cubic root of 85244058 is about 440.1033813552.

The spelling of 85244058 in words is "eighty-five million, two hundred forty-four thousand, fifty-eight".

Divisors: 1 2 3 6 9 18 131 262 393 786 1179 2358 36151 72302 108453 216906 325359 650718 4735781 9471562 14207343 28414686 42622029 85244058