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10904228251 = 71557746893
BaseRepresentation
bin10100010011111000…
…10101000110011011
31001010221020012002121
422021330111012123
5134312440301001
65002003242111
7534134260630
oct121174250633
931127205077
1010904228251
114696175094
122143979337
13104a134587
147562a0187
1543c4726a1
hex289f1519b

10904228251 has 4 divisors (see below), whose sum is σ = 12461975152. Its totient is φ = 9346481352.

The previous prime is 10904228249. The next prime is 10904228273. The reversal of 10904228251 is 15282240901.

10904228251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10904228251 - 21 = 10904228249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10904223251) 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, 778873440 + ... + 778873453.

It is an arithmetic number, because the mean of its divisors is an integer number (3115493788).

Almost surely, 210904228251 is an apocalyptic number.

10904228251 is a deficient number, since it is larger than the sum of its proper divisors (1557746901).

10904228251 is an equidigital number, since it uses as much as digits as its factorization.

10904228251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557746900.

The product of its (nonzero) digits is 11520, while the sum is 34.

The spelling of 10904228251 in words is "ten billion, nine hundred four million, two hundred twenty-eight thousand, two hundred fifty-one".

Divisors: 1 7 1557746893 10904228251