Search a number
-
+
232345245 = 35112959823
BaseRepresentation
bin11011101100101…
…00111010011101
3121012012100202110
431312110322131
5433440021440
635015544233
75520621246
oct1566247235
9535170673
10232345245
1110a175470
126598b079
13391a08c2
1422c01ccd
15155e8080
hexdd94e9d

232345245 has 64 divisors (see below), whose sum is σ = 427161600. Its totient is φ = 106794240.

The previous prime is 232345231. The next prime is 232345277. The reversal of 232345245 is 542543232.

It is not a de Polignac number, because 232345245 - 210 = 232344221 is a prime.

It is a super-2 number, since 2×2323452452 = 107968625748220050, which contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 281904 + ... + 282726.

It is an arithmetic number, because the mean of its divisors is an integer number (6674400).

Almost surely, 2232345245 is an apocalyptic number.

It is an amenable number.

232345245 is a deficient number, since it is larger than the sum of its proper divisors (194816355).

232345245 is a wasteful number, since it uses less digits than its factorization.

232345245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930.

The product of its digits is 28800, while the sum is 30.

The square root of 232345245 is about 15242.8752209024. The cubic root of 232345245 is about 614.7680135006.

Adding to 232345245 its reverse (542543232), we get a palindrome (774888477).

The spelling of 232345245 in words is "two hundred thirty-two million, three hundred forty-five thousand, two hundred forty-five".

Divisors: 1 3 5 11 15 29 33 55 59 87 145 165 177 295 319 435 649 823 885 957 1595 1711 1947 2469 3245 4115 4785 5133 8555 9053 9735 12345 18821 23867 25665 27159 45265 48557 56463 71601 94105 119335 135795 145671 242785 262537 282315 358005 534127 728355 787611 1312685 1408153 1602381 2670635 3938055 4224459 7040765 8011905 15489683 21122295 46469049 77448415 232345245