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4912544452 = 221915764109
BaseRepresentation
bin1001001001100111…
…10111101011000100
3110200100211010002211
410210303313223010
540030102410302
62131244513204
7232510640014
oct44463675304
913610733084
104912544452
1120a10043a2
12b5124b804
136039bab4a
14348617c44
151db42dad7
hex124cf7ac4

4912544452 has 12 divisors (see below), whose sum is σ = 8597535660. Its totient is φ = 2456105696.

The previous prime is 4912544423. The next prime is 4912544459. The reversal of 4912544452 is 2544452194.

It can be written as a sum of positive squares in 2 ways, for example, as 2689044736 + 2223499716 = 51856^2 + 47154^2 .

It is not an unprimeable number, because it can be changed into a prime (4912544459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44574 + ... + 108682.

It is an arithmetic number, because the mean of its divisors is an integer number (716461305).

Almost surely, 24912544452 is an apocalyptic number.

It is an amenable number.

4912544452 is a deficient number, since it is larger than the sum of its proper divisors (3684991208).

4912544452 is a wasteful number, since it uses less digits than its factorization.

4912544452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83270 (or 83268 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The square root of 4912544452 is about 70089.5459537298. The cubic root of 4912544452 is about 1699.9474553540.

The spelling of 4912544452 in words is "four billion, nine hundred twelve million, five hundred forty-four thousand, four hundred fifty-two".

Divisors: 1 2 4 19157 38314 64109 76628 128218 256436 1228136113 2456272226 4912544452