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10168805029 = 79128719051
BaseRepresentation
bin10010111100001101…
…11010011010100101
3222020200101211002111
421132012322122211
5131311203230104
64401012441021
7506664262615
oct113606723245
928220354074
1010168805029
1143490307a9
121b79619171
13c609718c6
146c6744a45
153e7b04404
hex25e1ba6a5

10168805029 has 4 divisors (see below), whose sum is σ = 10297524160. Its totient is φ = 10040085900.

The previous prime is 10168804999. The next prime is 10168805033. The reversal of 10168805029 is 92050886101.

10168805029 is digitally balanced in base 3, 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 92050886101 = 194844783479.

It is a cyclic number.

It is not a de Polignac number, because 10168805029 - 213 = 10168796837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10168804982 and 10168805000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10168805729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64359447 + ... + 64359604.

It is an arithmetic number, because the mean of its divisors is an integer number (2574381040).

Almost surely, 210168805029 is an apocalyptic number.

It is an amenable number.

10168805029 is a deficient number, since it is larger than the sum of its proper divisors (128719131).

10168805029 is an equidigital number, since it uses as much as digits as its factorization.

10168805029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128719130.

The product of its (nonzero) digits is 34560, while the sum is 40.

The spelling of 10168805029 in words is "ten billion, one hundred sixty-eight million, eight hundred five thousand, twenty-nine".

Divisors: 1 79 128719051 10168805029