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10131113023 = 79281456377
BaseRepresentation
bin10010110111101110…
…01000010000111111
3222011001110212101021
421123313020100333
5131222031104043
64353144525011
7506026016443
oct113367102077
928131425337
1010131113023
114329827189
121b68a80767
13c55c05745
146c1732823
153e465b3ed
hex25bdc843f

10131113023 has 8 divisors (see below), whose sum is σ = 10295887680. Its totient is φ = 9967251840.

The previous prime is 10131112969. The next prime is 10131113033. The reversal of 10131113023 is 32031113101.

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 10131113023 - 225 = 10097558591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10131112988 and 10131113006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10131113033) 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, 205990 + ... + 250387.

It is an arithmetic number, because the mean of its divisors is an integer number (1286985960).

Almost surely, 210131113023 is an apocalyptic number.

10131113023 is a deficient number, since it is larger than the sum of its proper divisors (164774657).

10131113023 is an equidigital number, since it uses as much as digits as its factorization.

10131113023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456737.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 10131113023 its reverse (32031113101), we get a palindrome (42162226124).

The spelling of 10131113023 in words is "ten billion, one hundred thirty-one million, one hundred thirteen thousand, twenty-three".

Divisors: 1 79 281 22199 456377 36053783 128241937 10131113023