Base | Representation |
---|---|
bin | 111001010101000100… |
… | …0000001011110100011 |
3 | 102202202222102100201012 |
4 | 1302222020001132203 |
5 | 4004114002023321 |
6 | 132320225331135 |
7 | 11615601622136 |
oct | 1625210013643 |
9 | 382688370635 |
10 | 123113314211 |
11 | 48237290178 |
12 | 1ba3a496aab |
13 | b7c01c4624 |
14 | 5d5ca0821d |
15 | 330847e05b |
hex | 1caa2017a3 |
123113314211 has 4 divisors (see below), whose sum is σ = 124847304624. Its totient is φ = 121379323800.
The previous prime is 123113314189. The next prime is 123113314217. The reversal of 123113314211 is 112413311321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112413311321 = 41 ⋅2741788081.
It is a cyclic number.
It is not a de Polignac number, because 123113314211 - 230 = 122039572387 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123113314217) 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, 866995100 + ... + 866995241.
It is an arithmetic number, because the mean of its divisors is an integer number (31211826156).
Almost surely, 2123113314211 is an apocalyptic number.
123113314211 is a deficient number, since it is larger than the sum of its proper divisors (1733990413).
123113314211 is an equidigital number, since it uses as much as digits as its factorization.
123113314211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1733990412.
The product of its digits is 432, while the sum is 23.
Adding to 123113314211 its reverse (112413311321), we get a palindrome (235526625532).
The spelling of 123113314211 in words is "one hundred twenty-three billion, one hundred thirteen million, three hundred fourteen thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •