Search a number
-
+
230761093 = 2310033091
BaseRepresentation
bin11011100000100…
…10001010000101
3121002012212201011
431300102022011
5433033323333
634522002221
75501302603
oct1560221205
9532185634
10230761093
11109293252
1265346371
1338a67834
142290c873
15153d39cd
hexdc12285

230761093 has 4 divisors (see below), whose sum is σ = 240794208. Its totient is φ = 220727980.

The previous prime is 230761073. The next prime is 230761123. The reversal of 230761093 is 390167032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230761093 - 213 = 230752901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230761073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5016523 + ... + 5016568.

It is an arithmetic number, because the mean of its divisors is an integer number (60198552).

Almost surely, 2230761093 is an apocalyptic number.

230761093 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

230761093 is a deficient number, since it is larger than the sum of its proper divisors (10033115).

230761093 is a wasteful number, since it uses less digits than its factorization.

230761093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10033114.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 230761093 is about 15190.8226571177. The cubic root of 230761093 is about 613.3676437630.

The spelling of 230761093 in words is "two hundred thirty million, seven hundred sixty-one thousand, ninety-three".

Divisors: 1 23 10033091 230761093