Base | Representation |
---|---|
bin | 1001000101010111100… |
… | …11101110101110110001 |
3 | 1002211122012001102001010 |
4 | 10202223303232232301 |
5 | 20103210222010001 |
6 | 355215213101133 |
7 | 31356425106120 |
oct | 4425363565661 |
9 | 1084565042033 |
10 | 312120110001 |
11 | 110407735337 |
12 | 505a84877a9 |
13 | 23581b2842b |
14 | 1116caa7ab7 |
15 | 81bb7578d6 |
hex | 48abceebb1 |
312120110001 has 8 divisors (see below), whose sum is σ = 475611596224. Its totient is φ = 178354348560.
The previous prime is 312120109997. The next prime is 312120110033. The reversal of 312120110001 is 100011021213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 312120110001 - 22 = 312120109997 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (312120510001) 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, 7431431170 + ... + 7431431211.
It is an arithmetic number, because the mean of its divisors is an integer number (59451449528).
Almost surely, 2312120110001 is an apocalyptic number.
It is an amenable number.
312120110001 is a deficient number, since it is larger than the sum of its proper divisors (163491486223).
312120110001 is a wasteful number, since it uses less digits than its factorization.
312120110001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14862862391.
The product of its (nonzero) digits is 12, while the sum is 12.
Adding to 312120110001 its reverse (100011021213), we get a palindrome (412131131214).
The spelling of 312120110001 in words is "three hundred twelve billion, one hundred twenty million, one hundred ten thousand, one".
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