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10256292979 = 109191492641
BaseRepresentation
bin10011000110101001…
…01001110001110011
3222110210000122222221
421203110221301303
5132001102333404
64413415541511
7512106023542
oct114324516163
928423018887
1010256292979
114393456799
121ba298a897
13c75b2431a
146d41da159
15400636954
hex263529c73

10256292979 has 8 divisors (see below), whose sum is σ = 10404599040. Its totient is φ = 10108972800.

The previous prime is 10256292973. The next prime is 10256292989. The reversal of 10256292979 is 97929265201.

10256292979 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 a cyclic number.

It is not a de Polignac number, because 10256292979 - 217 = 10256161907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10256292973) 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, 225502 + ... + 267139.

It is an arithmetic number, because the mean of its divisors is an integer number (1300574880).

Almost surely, 210256292979 is an apocalyptic number.

10256292979 is a deficient number, since it is larger than the sum of its proper divisors (148306061).

10256292979 is a wasteful number, since it uses less digits than its factorization.

10256292979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492941.

The product of its (nonzero) digits is 1224720, while the sum is 52.

The spelling of 10256292979 in words is "ten billion, two hundred fifty-six million, two hundred ninety-two thousand, nine hundred seventy-nine".

Divisors: 1 109 191 20819 492641 53697869 94094431 10256292979