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230989083 = 3138371359
BaseRepresentation
bin11011100010010…
…01110100011011
3121002122110110020
431301021310123
5433113122313
634530521523
75503242363
oct1561116433
9532573406
10230989083
11109429576
12654362a3
1338b17540
142296b9a3
151542b323
hexdc49d1b

230989083 has 16 divisors (see below), whose sum is σ = 335677440. Its totient is φ = 140432544.

The previous prime is 230989027. The next prime is 230989103. The reversal of 230989083 is 380989032.

It is not a de Polignac number, because 230989083 - 26 = 230989019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230987083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32443 + ... + 38916.

It is an arithmetic number, because the mean of its divisors is an integer number (20979840).

Almost surely, 2230989083 is an apocalyptic number.

230989083 is a deficient number, since it is larger than the sum of its proper divisors (104688357).

230989083 is a wasteful number, since it uses less digits than its factorization.

230989083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71458.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 230989083 is about 15198.3250063946. The cubic root of 230989083 is about 613.5695779487.

The spelling of 230989083 in words is "two hundred thirty million, nine hundred eighty-nine thousand, eighty-three".

Divisors: 1 3 13 39 83 249 1079 3237 71359 214077 927667 2783001 5922797 17768391 76996361 230989083