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85885032 = 2333578543
BaseRepresentation
bin1010001111010…
…00000001101000
312222121102010010
411013220001220
5133441310112
612304451520
72062003452
oct507500150
9188542103
1085885032
1144530772
1224919ba0
1314a40c5c
14b5992d2
15781763c
hex51e8068

85885032 has 16 divisors (see below), whose sum is σ = 214712640. Its totient is φ = 28628336.

The previous prime is 85885001. The next prime is 85885091. The reversal of 85885032 is 23058858.

It is a super-3 number, since 3×858850323 (a number of 25 digits) contains 333 as substring.

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, 1789248 + ... + 1789295.

It is an arithmetic number, because the mean of its divisors is an integer number (13419540).

Almost surely, 285885032 is an apocalyptic number.

It is an amenable number.

85885032 is an abundant number, since it is smaller than the sum of its proper divisors (128827608).

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

85885032 is a wasteful number, since it uses less digits than its factorization.

85885032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3578552 (or 3578548 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 39.

The square root of 85885032 is about 9267.4177633254. The cubic root of 85885032 is about 441.2037149941.

The spelling of 85885032 in words is "eighty-five million, eight hundred eighty-five thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 24 3578543 7157086 10735629 14314172 21471258 28628344 42942516 85885032