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10310123113 = 97106289929
BaseRepresentation
bin10011001101000011…
…11111111001101001
3222121112022112001121
421212201333321221
5132103342414423
64423021415241
7513331412653
oct114641777151
928545275047
1010310123113
114410883104
121bb8a0a521
13c84020b84
146db40d6d3
1540521b45d
hex26687fe69

10310123113 has 4 divisors (see below), whose sum is σ = 10416413140. Its totient is φ = 10203833088.

The previous prime is 10310123077. The next prime is 10310123143. The reversal of 10310123113 is 31132101301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4207857424 + 6102265689 = 64868^2 + 78117^2 .

It is a cyclic number.

It is not a de Polignac number, because 10310123113 - 225 = 10276568681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10310123143) 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, 53144868 + ... + 53145061.

It is an arithmetic number, because the mean of its divisors is an integer number (2604103285).

Almost surely, 210310123113 is an apocalyptic number.

It is an amenable number.

10310123113 is a deficient number, since it is larger than the sum of its proper divisors (106290027).

10310123113 is an equidigital number, since it uses as much as digits as its factorization.

10310123113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106290026.

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

Adding to 10310123113 its reverse (31132101301), we get a palindrome (41442224414).

The spelling of 10310123113 in words is "ten billion, three hundred ten million, one hundred twenty-three thousand, one hundred thirteen".

Divisors: 1 97 106289929 10310123113