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244912712 = 231125032
BaseRepresentation
bin11101001100100…
…01001001001000
3122001211212002012
432212101021020
51000144201322
640145155052
76032503142
oct1646211110
9561755065
10244912712
11116279600
126a02ba88
133b980c85
1424753c92
151677bae2
hexe991248

244912712 has 36 divisors (see below), whose sum is σ = 505758435. Its totient is φ = 111102640.

The previous prime is 244912711. The next prime is 244912739. The reversal of 244912712 is 217219442.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 122456356 + 122456356 = 11066^2 + 11066^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=11066.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244912711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 486653 + ... + 487155.

Almost surely, 2244912712 is an apocalyptic number.

244912712 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 244912712

244912712 is an abundant number, since it is smaller than the sum of its proper divisors (260845723).

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

244912712 is an equidigital number, since it uses as much as digits as its factorization.

244912712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034 (or 516 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The square root of 244912712 is about 15649.6872812207. The cubic root of 244912712 is about 625.6581542628.

Multiplying 244912712 by its sum of digits (32), we get a square (7837206784 = 885282).

The spelling of 244912712 in words is "two hundred forty-four million, nine hundred twelve thousand, seven hundred twelve".

Divisors: 1 2 4 8 11 22 44 88 121 242 484 503 968 1006 2012 4024 5533 11066 22132 44264 60863 121726 243452 253009 486904 506018 1012036 2024072 2783099 5566198 11132396 22264792 30614089 61228178 122456356 244912712