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10288975 = 521921661
BaseRepresentation
bin100111001111…
…111101001111
3201100201211011
4213033331033
510113221400
61004310051
7153312004
oct47177517
921321734
1010288975
115898294
123542327
132193268
14151b8ab
15d838ba
hex9cff4f

10288975 has 12 divisors (see below), whose sum is σ = 13430440. Its totient is φ = 7797600.

The previous prime is 10288973. The next prime is 10288987. The reversal of 10288975 is 57988201.

It is not a de Polignac number, because 10288975 - 21 = 10288973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10288973) 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 11 ways as a sum of consecutive naturals, for example, 10356 + ... + 11305.

Almost surely, 210288975 is an apocalyptic number.

10288975 is a deficient number, since it is larger than the sum of its proper divisors (3141465).

10288975 is a wasteful number, since it uses less digits than its factorization.

10288975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21690 (or 21685 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 40.

The square root of 10288975 is about 3207.6432158206. The cubic root of 10288975 is about 217.4990531513.

The spelling of 10288975 in words is "ten million, two hundred eighty-eight thousand, nine hundred seventy-five".

Divisors: 1 5 19 25 95 475 21661 108305 411559 541525 2057795 10288975