Search a number
-
+
10390468879 = 74651319147
BaseRepresentation
bin10011010110101000…
…11111100100001111
3222211010111111201201
421223110133210033
5132234430001004
64435011450331
7515325346120
oct115324374417
928733444651
1010390468879
11445217006a
12201b8b69a7
13c9787274b
14707d66047
1540c2dc6a4
hex26b51f90f

10390468879 has 8 divisors (see below), whose sum is σ = 11877411968. Its totient is φ = 8904173400.

The previous prime is 10390468861. The next prime is 10390468903. The reversal of 10390468879 is 97886409301.

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 10390468879 - 211 = 10390466831 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 (10390468379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127017 + ... + 192130.

It is an arithmetic number, because the mean of its divisors is an integer number (1484676496).

Almost surely, 210390468879 is an apocalyptic number.

10390468879 is a deficient number, since it is larger than the sum of its proper divisors (1486943089).

10390468879 is an equidigital number, since it uses as much as digits as its factorization.

10390468879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323805.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 10390468879 in words is "ten billion, three hundred ninety million, four hundred sixty-eight thousand, eight hundred seventy-nine".

Divisors: 1 7 4651 32557 319147 2234029 1484352697 10390468879