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10544663825 = 522281184913
BaseRepresentation
bin10011101001000001…
…01100110100010001
31000012212122102102122
421310200230310101
5133043413220300
64502200424025
7522210110063
oct116440546421
930185572378
1010544663825
114521208003
122063478015
13cc07acb67
14720623733
1541aae9c85
hex27482cd11

10544663825 has 12 divisors (see below), whose sum is σ = 13081186188. Its totient is φ = 8431987200.

The previous prime is 10544663771. The next prime is 10544663867. The reversal of 10544663825 is 52836644501.

It can be written as a sum of positive squares in 6 ways, for example, as 981192976 + 9563470849 = 31324^2 + 97793^2 .

It is not a de Polignac number, because 10544663825 - 214 = 10544647441 is a prime.

It is a super-2 number, since 2×105446638252 (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35432 + ... + 149481.

It is an arithmetic number, because the mean of its divisors is an integer number (1090098849).

Almost surely, 210544663825 is an apocalyptic number.

It is an amenable number.

10544663825 is a deficient number, since it is larger than the sum of its proper divisors (2536522363).

10544663825 is a wasteful number, since it uses less digits than its factorization.

10544663825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187204 (or 187199 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 10544663825 in words is "ten billion, five hundred forty-four million, six hundred sixty-three thousand, eight hundred twenty-five".

Divisors: 1 5 25 2281 11405 57025 184913 924565 4622825 421786553 2108932765 10544663825