Search a number
-
+
230408083 = 832776001
BaseRepresentation
bin11011011101110…
…11111110010011
3121001112221110201
431232323332103
5432441024313
634510240031
75465302453
oct1556737623
9531487421
10230408083
11109072004
12651b6017
1338972c59
1422859d63
15153640dd
hexdbbbf93

230408083 has 4 divisors (see below), whose sum is σ = 233184168. Its totient is φ = 227632000.

The previous prime is 230408051. The next prime is 230408093. The reversal of 230408083 is 380804032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230408083 - 25 = 230408051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230408023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1387918 + ... + 1388083.

It is an arithmetic number, because the mean of its divisors is an integer number (58296042).

Almost surely, 2230408083 is an apocalyptic number.

230408083 is a deficient number, since it is larger than the sum of its proper divisors (2776085).

230408083 is an equidigital number, since it uses as much as digits as its factorization.

230408083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2776084.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 230408083 is about 15179.1990236639. The cubic root of 230408083 is about 613.0547149041.

The spelling of 230408083 in words is "two hundred thirty million, four hundred eight thousand, eighty-three".

Divisors: 1 83 2776001 230408083