Search a number
232240323 = 3729381347
BaseRepresentation
bin11011101011110…
…11010011000011
3121012000000211110
431311323103003
5433423142243
635013414403
75520003330
oct1565732303
9535000743
10232240323
1110a103657
126593a403
1339164c13
1422bb5987
15155c6e33
hexdd7b4c3

232240323 has 16 divisors (see below), whose sum is σ = 366094080. Its totient is φ = 128132256.

The previous prime is 232240303. The next prime is 232240409. The reversal of 232240323 is 323042232.

It is not a de Polignac number, because 232240323 - 26 = 232240259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 232240323.

It is not an unprimeable number, because it can be changed into a prime (232240303) by changing a digit.

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, 190065 + ... + 191282.

It is an arithmetic number, because the mean of its divisors is an integer number (22880880).

Almost surely, 2232240323 is an apocalyptic number.

232240323 is a deficient number, since it is larger than the sum of its proper divisors (133853757).

232240323 is a wasteful number, since it uses less digits than its factorization.

232240323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381386.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 232240323 is about 15239.4331587497. The cubic root of 232240323 is about 614.6754609985.

Adding to 232240323 its reverse (323042232), we get a palindrome (555282555).

The spelling of 232240323 in words is "two hundred thirty-two million, two hundred forty thousand, three hundred twenty-three".