Base | Representation |
---|---|
bin | 1001000101001100111… |
… | …00010111111101001000 |
3 | 1002211101220200111100021 |
4 | 10202212130113331020 |
5 | 20103014201220240 |
6 | 355202235550224 |
7 | 31354253046130 |
oct | 4424634277510 |
9 | 1084356614307 |
10 | 312030101320 |
11 | 1103709484a3 |
12 | 505822bb374 |
13 | 235692a2562 |
14 | 11160b57ac0 |
15 | 81b38c854a |
hex | 48a6717f48 |
312030101320 has 64 divisors (see below), whose sum is σ = 809724326400. Its totient is φ = 106000254720.
The previous prime is 312030101281. The next prime is 312030101323. The reversal of 312030101320 is 23101030213.
It is a junction number, because it is equal to n+sod(n) for n = 312030101294 and 312030101303.
It is not an unprimeable number, because it can be changed into a prime (312030101323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5081376 + ... + 5142415.
It is an arithmetic number, because the mean of its divisors is an integer number (12651942600).
Almost surely, 2312030101320 is an apocalyptic number.
It is an amenable number.
312030101320 is an abundant number, since it is smaller than the sum of its proper divisors (497694225080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312030101320 is a wasteful number, since it uses less digits than its factorization.
312030101320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10223918 (or 10223914 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 312030101320 its reverse (23101030213), we get a palindrome (335131131533).
The spelling of 312030101320 in words is "three hundred twelve billion, thirty million, one hundred one thousand, three hundred twenty".
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