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10121582875 = 53414674229
BaseRepresentation
bin10010110110100101…
…10001100100011011
3222010101112200110211
421123102301210123
5131212111123000
64352204351551
7505552014655
oct113322614433
928111480424
1010121582875
114324408028
121b658455b7
13c53c499c1
146c03716d5
153e38c77ba
hex25b4b191b

10121582875 has 32 divisors (see below), whose sum is σ = 12970601280. Its totient is φ = 7880992000.

The previous prime is 10121582873. The next prime is 10121582909. The reversal of 10121582875 is 57828512101.

10121582875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10121582875 - 21 = 10121582873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10121582873) 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 31 ways as a sum of consecutive naturals, for example, 2391261 + ... + 2395489.

It is an arithmetic number, because the mean of its divisors is an integer number (405331290).

Almost surely, 210121582875 is an apocalyptic number.

10121582875 is a deficient number, since it is larger than the sum of its proper divisors (2849018405).

10121582875 is an equidigital number, since it uses as much as digits as its factorization.

10121582875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752 (or 4742 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 40.

The spelling of 10121582875 in words is "ten billion, one hundred twenty-one million, five hundred eighty-two thousand, eight hundred seventy-five".

Divisors: 1 5 25 41 125 205 467 1025 2335 4229 5125 11675 19147 21145 58375 95735 105725 173389 478675 528625 866945 1974943 2393375 4334725 9874715 21673625 49373575 80972663 246867875 404863315 2024316575 10121582875