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242315012 = 22112953657
BaseRepresentation
bin11100111000101…
…10111100000100
3121212221212201002
432130112330010
5444013040022
640013352432
76001433522
oct1634267404
9555855632
10242315012
11114864945
1269198718
133b281784
1424279312
1516417092
hexe716f04

242315012 has 12 divisors (see below), whose sum is σ = 424434780. Its totient is φ = 121047936.

The previous prime is 242314987. The next prime is 242315057. The reversal of 242315012 is 210513242.

242315012 is digitally balanced in base 2, 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 2 ways, for example, as 94789696 + 147525316 = 9736^2 + 12146^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22313 + ... + 31344.

It is an arithmetic number, because the mean of its divisors is an integer number (35369565).

Almost surely, 2242315012 is an apocalyptic number.

It is an amenable number.

242315012 is a deficient number, since it is larger than the sum of its proper divisors (182119768).

242315012 is a wasteful number, since it uses less digits than its factorization.

242315012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54790 (or 54788 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 242315012 is about 15566.4707625075. The cubic root of 242315012 is about 623.4382442945.

Adding to 242315012 its reverse (210513242), we get a palindrome (452828254).

The spelling of 242315012 in words is "two hundred forty-two million, three hundred fifteen thousand, twelve".

Divisors: 1 2 4 1129 2258 4516 53657 107314 214628 60578753 121157506 242315012