Base | Representation |
---|---|
bin | 111001011000000000… |
… | …0111100101111101001 |
3 | 102210000212100101001011 |
4 | 1302300000330233221 |
5 | 4004314300414423 |
6 | 132334115223521 |
7 | 11621211523552 |
oct | 1626000745751 |
9 | 383025311034 |
10 | 123212123113 |
11 | 48288038822 |
12 | 1ba675a7ba1 |
13 | b80780bc31 |
14 | 5d6bba9329 |
15 | 3311e9ab0d |
hex | 1cb003cbe9 |
123212123113 has 8 divisors (see below), whose sum is σ = 130118200128. Its totient is φ = 116435131824.
The previous prime is 123212123093. The next prime is 123212123137. The reversal of 123212123113 is 311321212321.
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 123212123113 - 29 = 123212122601 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123212123183) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32269470 + ... + 32273287.
It is an arithmetic number, because the mean of its divisors is an integer number (16264775016).
Almost surely, 2123212123113 is an apocalyptic number.
It is an amenable number.
123212123113 is a deficient number, since it is larger than the sum of its proper divisors (6906077015).
123212123113 is an equidigital number, since it uses as much as digits as its factorization.
123212123113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64542863.
The product of its digits is 432, while the sum is 22.
Adding to 123212123113 its reverse (311321212321), we get a palindrome (434533335434).
The spelling of 123212123113 in words is "one hundred twenty-three billion, two hundred twelve million, one hundred twenty-three thousand, one hundred thirteen".
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