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230983806 = 23139419661
BaseRepresentation
bin11011100010010…
…00100001111110
3121002122012012210
431301020201332
5433112440211
634530441250
75503221114
oct1561104176
9532565183
10230983806
11109425609
1265433226
1338b15011
1422969ab4
15154299a6
hexdc4887e

230983806 has 32 divisors (see below), whose sum is σ = 467107200. Its totient is φ = 76142880.

The previous prime is 230983793. The next prime is 230983807. The reversal of 230983806 is 608389032.

230983806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230983807) 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, 349116 + ... + 349776.

It is an arithmetic number, because the mean of its divisors is an integer number (14597100).

Almost surely, 2230983806 is an apocalyptic number.

230983806 is an abundant number, since it is smaller than the sum of its proper divisors (236123394).

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

230983806 is a wasteful number, since it uses less digits than its factorization.

230983806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 230983806 is about 15198.1514007461. The cubic root of 230983806 is about 613.5649055326.

The spelling of 230983806 in words is "two hundred thirty million, nine hundred eighty-three thousand, eight hundred six".

Divisors: 1 2 3 6 139 278 417 419 661 834 838 1257 1322 1983 2514 3966 58241 91879 116482 174723 183758 275637 276959 349446 551274 553918 830877 1661754 38497301 76994602 115491903 230983806