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93144 = 2333881
BaseRepresentation
bin10110101111011000
311201202210
4112233120
510440034
61555120
7535362
oct265730
9151683
1093144
1163a87
1245aa0
133351c
1425d32
151c8e9
hex16bd8

93144 has 16 divisors (see below), whose sum is σ = 232920. Its totient is φ = 31040.

The previous prime is 93139. The next prime is 93151. The reversal of 93144 is 44139.

It is a self number, because there is not a number n which added to its sum of digits gives 93144.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 93144.

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, 1917 + ... + 1964.

293144 is an apocalyptic number.

It is an amenable number.

93144 is an abundant number, since it is smaller than the sum of its proper divisors (139776).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116460).

93144 is a wasteful number, since it uses less digits than its factorization.

93144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3890 (or 3886 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

The square root of 93144 is about 305.1950196186. The cubic root of 93144 is about 45.3299209273.

The spelling of 93144 in words is "ninety-three thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 3881 7762 11643 15524 23286 31048 46572 93144