Search a number
-
+
230545175 = 5271317401
BaseRepresentation
bin11011011110111…
…01011100010111
3121001210220112012
431233131130113
5433004421200
634513214435
75466413240
oct1557353427
9531726465
10230545175
11109156003
126526141b
13389c0483
1422893cc7
151538ea35
hexdbdd717

230545175 has 12 divisors (see below), whose sum is σ = 326715696. Its totient is φ = 158088000.

The previous prime is 230545153. The next prime is 230545181. The reversal of 230545175 is 571545032.

It is not a de Polignac number, because 230545175 - 224 = 213767959 is a prime.

It is a super-3 number, since 3×2305451753 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 658526 + ... + 658875.

It is an arithmetic number, because the mean of its divisors is an integer number (27226308).

Almost surely, 2230545175 is an apocalyptic number.

230545175 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

230545175 is a deficient number, since it is larger than the sum of its proper divisors (96170521).

230545175 is a wasteful number, since it uses less digits than its factorization.

230545175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317418 (or 1317413 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 230545175 is about 15183.7141371932. The cubic root of 230545175 is about 613.1762792644.

The spelling of 230545175 in words is "two hundred thirty million, five hundred forty-five thousand, one hundred seventy-five".

Divisors: 1 5 7 25 35 175 1317401 6587005 9221807 32935025 46109035 230545175