Search a number
-
+
230103292 = 22191330071
BaseRepresentation
bin11011011011100…
…01100011111100
3121000222110101011
431231301203330
5432401301132
634455525004
75462563036
oct1555614374
9530873334
10230103292
11108984011
1265089764
13388972c3
14227bac56
1515303b47
hexdb718fc

230103292 has 12 divisors (see below), whose sum is σ = 402904656. Its totient is φ = 114987680.

The previous prime is 230103287. The next prime is 230103311. The reversal of 230103292 is 292301032.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7384 + ... + 22687.

It is an arithmetic number, because the mean of its divisors is an integer number (33575388).

Almost surely, 2230103292 is an apocalyptic number.

It is an amenable number.

230103292 is a deficient number, since it is larger than the sum of its proper divisors (172801364).

230103292 is a wasteful number, since it uses less digits than its factorization.

230103292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31988 (or 31986 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 230103292 is about 15169.1559422402. The cubic root of 230103292 is about 612.7842729854.

The spelling of 230103292 in words is "two hundred thirty million, one hundred three thousand, two hundred ninety-two".

Divisors: 1 2 4 1913 3826 7652 30071 60142 120284 57525823 115051646 230103292