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244000012 = 2261000003
BaseRepresentation
bin11101000101100…
…10010100001100
3122000010111002111
432202302110030
5444431000022
640113433404
76021652204
oct1642622414
9560114074
10244000012
11115805903
126986b864
133b721709
1424597404
151664b477
hexe8b250c

244000012 has 6 divisors (see below), whose sum is σ = 427000028. Its totient is φ = 122000004.

The previous prime is 244000007. The next prime is 244000013. The reversal of 244000012 is 210000442.

It is a junction number, because it is equal to n+sod(n) for n = 243999956 and 244000001.

It is not an unprimeable number, because it can be changed into a prime (244000013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30499998 + ... + 30500005.

Almost surely, 2244000012 is an apocalyptic number.

It is an amenable number.

244000012 is a deficient number, since it is larger than the sum of its proper divisors (183000016).

244000012 is a wasteful number, since it uses less digits than its factorization.

244000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61000007 (or 61000005 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 244000012 is about 15620.4997359239. The cubic root of 244000012 is about 624.8799871966.

Adding to 244000012 its reverse (210000442), we get a palindrome (454000454).

The spelling of 244000012 in words is "two hundred forty-four million, twelve", and thus it is an aban number.

Divisors: 1 2 4 61000003 122000006 244000012