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240312004 = 222323372
BaseRepresentation
bin11100101001011…
…01111011000100
3121202012010002121
432110231323010
5443004441004
635502415324
75645422042
oct1624557304
9552163077
10240312004
11113716a69
1268591544
133aa2cb6a
1423cb7392
151616d854
hexe52dec4

240312004 has 27 divisors (see below), whose sum is σ = 440933997. Its totient is φ = 114590784.

The previous prime is 240311999. The next prime is 240312011. The reversal of 240312004 is 400213042.

The square root of 240312004 is 15502.

It is a perfect power (a square), and thus also a powerful number.

240312004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 64802500 + 175509504 = 8050^2 + 13248^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 712924 + ... + 713260.

Almost surely, 2240312004 is an apocalyptic number.

240312004 is the 15502-nd square number.

It is an amenable number.

240312004 is a deficient number, since it is larger than the sum of its proper divisors (200621993).

240312004 is an equidigital number, since it uses as much as digits as its factorization.

240312004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724 (or 362 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The cubic root of 240312004 is about 621.7156815145.

Multiplying 240312004 by its sum of digits (16), we get a square (3844992064 = 620082).

Adding to 240312004 its reverse (400213042), we get a palindrome (640525046).

The spelling of 240312004 in words is "two hundred forty million, three hundred twelve thousand, four".