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10254402789 = 323914301817
BaseRepresentation
bin10011000110011010…
…11100010011100101
3222110122110122010220
421203031130103211
5132000111342124
64413311234553
7512053662021
oct114315342345
928418418126
1010254402789
114392385654
121ba2218a59
13c75611b77
146d3c67381
154003b1879
hex26335c4e5

10254402789 has 8 divisors (see below), whose sum is σ = 13729745280. Its totient is φ = 6807664416.

The previous prime is 10254402773. The next prime is 10254402799. The reversal of 10254402789 is 98720445201.

10254402789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10254402789 - 24 = 10254402773 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 10254402789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10254402799) 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 7 ways as a sum of consecutive naturals, for example, 7150192 + ... + 7151625.

It is an arithmetic number, because the mean of its divisors is an integer number (1716218160).

Almost surely, 210254402789 is an apocalyptic number.

It is an amenable number.

10254402789 is a deficient number, since it is larger than the sum of its proper divisors (3475342491).

10254402789 is a wasteful number, since it uses less digits than its factorization.

10254402789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14302059.

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 10254402789 in words is "ten billion, two hundred fifty-four million, four hundred two thousand, seven hundred eighty-nine".

Divisors: 1 3 239 717 14301817 42905451 3418134263 10254402789