Search a number
-
+
10314130121 = 12781213623
BaseRepresentation
bin10011001101100010…
…10010001011001001
3222121210212002122022
421212301102023021
5132110404130441
64423243334225
7513410442131
oct114661221311
928553762568
1010314130121
11441306a689
121bba221375
13c84ac4999
146dbb73ac1
1540575d84b
hex266c522c9

10314130121 has 4 divisors (see below), whose sum is σ = 10395343872. Its totient is φ = 10232916372.

The previous prime is 10314130093. The next prime is 10314130133. The reversal of 10314130121 is 12103141301.

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: 12103141301 = 13987072959.

It is a cyclic number.

It is not a de Polignac number, because 10314130121 - 210 = 10314129097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10314130121.

It is not an unprimeable number, because it can be changed into a prime (10314120121) 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, 40606685 + ... + 40606938.

It is an arithmetic number, because the mean of its divisors is an integer number (2598835968).

Almost surely, 210314130121 is an apocalyptic number.

It is an amenable number.

10314130121 is a deficient number, since it is larger than the sum of its proper divisors (81213751).

10314130121 is an equidigital number, since it uses as much as digits as its factorization.

10314130121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81213750.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10314130121 its reverse (12103141301), we get a palindrome (22417271422).

The spelling of 10314130121 in words is "ten billion, three hundred fourteen million, one hundred thirty thousand, one hundred twenty-one".

Divisors: 1 127 81213623 10314130121