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83153 = 721697
BaseRepresentation
bin10100010011010001
311020001202
4110103101
510130103
61440545
7464300
oct242321
9136052
1083153
1157524
1240155
132bb05
1422437
1519988
hex144d1

83153 has 6 divisors (see below), whose sum is σ = 96786. Its totient is φ = 71232.

The previous prime is 83137. The next prime is 83177. The reversal of 83153 is 35138.

It can be written as a sum of positive squares in only one way, i.e., 82369 + 784 = 287^2 + 28^2 .

It is not a de Polignac number, because 83153 - 24 = 83137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 800 + ... + 897.

It is an arithmetic number, because the mean of its divisors is an integer number (16131).

283153 is an apocalyptic number.

It is an amenable number.

83153 is a deficient number, since it is larger than the sum of its proper divisors (13633).

83153 is a wasteful number, since it uses less digits than its factorization.

83153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711 (or 1704 counting only the distinct ones).

The product of its digits is 360, while the sum is 20.

The square root of 83153 is about 288.3626189366. The cubic root of 83153 is about 43.6474933469.

The spelling of 83153 in words is "eighty-three thousand, one hundred fifty-three".

Divisors: 1 7 49 1697 11879 83153