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10202826013 = 23443601131
BaseRepresentation
bin10011000000010001…
…01100010100011101
3222100001102021002221
421200020230110131
5131343410413023
64404225545341
7510556406302
oct114010542435
928301367087
1010202826013
114366258216
121b88aa5251
13c67a23b73
146cb07d0a9
153eaac485d
hex26022c51d

10202826013 has 4 divisors (see below), whose sum is σ = 10646427168. Its totient is φ = 9759224860.

The previous prime is 10202825999. The next prime is 10202826031. The reversal of 10202826013 is 31062820201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10202826013 - 221 = 10200728861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202827013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221800543 + ... + 221800588.

It is an arithmetic number, because the mean of its divisors is an integer number (2661606792).

Almost surely, 210202826013 is an apocalyptic number.

It is an amenable number.

10202826013 is a deficient number, since it is larger than the sum of its proper divisors (443601155).

10202826013 is an equidigital number, since it uses as much as digits as its factorization.

10202826013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443601154.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 10202826013 in words is "ten billion, two hundred two million, eight hundred twenty-six thousand, thirteen".

Divisors: 1 23 443601131 10202826013