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240412230 = 23252719857
BaseRepresentation
bin11100101010001…
…10011001000110
3121202101012120200
432111012121012
5443021142410
635504511330
75646320202
oct1625063106
9552335520
10240412230
111137852a3
126861b546
133aa66676
1423d01b02
151618d3c0
hexe546646

240412230 has 48 divisors (see below), whose sum is σ = 627441984. Its totient is φ = 63866880.

The previous prime is 240412217. The next prime is 240412241. The reversal of 240412230 is 32214042.

240412230 is a `hidden beast` number, since 24 + 0 + 412 + 230 = 666.

240412230 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19462 + ... + 29318.

It is an arithmetic number, because the mean of its divisors is an integer number (13071708).

Almost surely, 2240412230 is an apocalyptic number.

240412230 is an abundant number, since it is smaller than the sum of its proper divisors (387029754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240412230 is a wasteful number, since it uses less digits than its factorization.

240412230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10141 (or 10138 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 240412230 is about 15505.2323426642. The cubic root of 240412230 is about 621.8021016879.

Adding to 240412230 its reverse (32214042), we get a palindrome (272626272).

The spelling of 240412230 in words is "two hundred forty million, four hundred twelve thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 271 542 813 1355 1626 2439 2710 4065 4878 8130 9857 12195 19714 24390 29571 49285 59142 88713 98570 147855 177426 295710 443565 887130 2671247 5342494 8013741 13356235 16027482 24041223 26712470 40068705 48082446 80137410 120206115 240412230