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230510355 = 3540937573
BaseRepresentation
bin11011011110101…
…00111100010011
3121001202010202120
431233110330103
5433002312410
634512345323
75466206565
oct1557247423
9531663676
10230510355
11109131929
1265245243
13389aa67a
1422885335
1515384570
hexdbd4f13

230510355 has 16 divisors (see below), whose sum is σ = 369728160. Its totient is φ = 122635008.

The previous prime is 230510281. The next prime is 230510363. The reversal of 230510355 is 553015032.

It is not a de Polignac number, because 230510355 - 28 = 230510099 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 12652 + ... + 24921.

It is an arithmetic number, because the mean of its divisors is an integer number (23108010).

Almost surely, 2230510355 is an apocalyptic number.

230510355 is a deficient number, since it is larger than the sum of its proper divisors (139217805).

230510355 is a wasteful number, since it uses less digits than its factorization.

230510355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37990.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 230510355 is about 15182.5674706224. The cubic root of 230510355 is about 613.1454076966.

Adding to 230510355 its reverse (553015032), we get a palindrome (783525387).

The spelling of 230510355 in words is "two hundred thirty million, five hundred ten thousand, three hundred fifty-five".

Divisors: 1 3 5 15 409 1227 2045 6135 37573 112719 187865 563595 15367357 46102071 76836785 230510355