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230500755 = 3351707413
BaseRepresentation
bin11011011110100…
…10100110010011
3121001201122121000
431233102212103
5433002011010
634512233043
75466136602
oct1557224623
9531648530
10230500755
111091256a1
126523b783
13389a61a4
1422881a39
15153817c0
hexdbd2993

230500755 has 16 divisors (see below), whose sum is σ = 409779360. Its totient is φ = 122933664.

The previous prime is 230500691. The next prime is 230500757. The reversal of 230500755 is 557005032.

It is not a de Polignac number, because 230500755 - 26 = 230500691 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (230500757) 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, 853572 + ... + 853841.

It is an arithmetic number, because the mean of its divisors is an integer number (25611210).

Almost surely, 2230500755 is an apocalyptic number.

230500755 is a deficient number, since it is larger than the sum of its proper divisors (179278605).

230500755 is a wasteful number, since it uses less digits than its factorization.

230500755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707427 (or 1707421 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 230500755 is about 15182.2513152694. The cubic root of 230500755 is about 613.1368957469.

Adding to 230500755 its reverse (557005032), we get a palindrome (787505787).

The spelling of 230500755 in words is "two hundred thirty million, five hundred thousand, seven hundred fifty-five".

Divisors: 1 3 5 9 15 27 45 135 1707413 5122239 8537065 15366717 25611195 46100151 76833585 230500755