Base | Representation |
---|---|
bin | 1001000101010101100… |
… | …11010101111000110110 |
3 | 1002211121000021212110001 |
4 | 10202222303111320312 |
5 | 20103141411343110 |
6 | 355213411221514 |
7 | 31356131456233 |
oct | 4425263257066 |
9 | 1084530255401 |
10 | 312103231030 |
11 | 1103a9156978 |
12 | 505a28a789a |
13 | 2357b498786 |
14 | 1116a75278a |
15 | 81ba02163a |
hex | 48aacd5e36 |
312103231030 has 64 divisors (see below), whose sum is σ = 598789324800. Its totient is φ = 116717760000.
The previous prime is 312103230997. The next prime is 312103231039. The reversal of 312103231030 is 30132301213.
It is a junction number, because it is equal to n+sod(n) for n = 312103230989 and 312103231007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312103231039) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24378571 + ... + 24391369.
It is an arithmetic number, because the mean of its divisors is an integer number (9356083200).
Almost surely, 2312103231030 is an apocalyptic number.
312103231030 is a deficient number, since it is larger than the sum of its proper divisors (286686093770).
312103231030 is a wasteful number, since it uses less digits than its factorization.
312103231030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13765.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 312103231030 its reverse (30132301213), we get a palindrome (342235532243).
The spelling of 312103231030 in words is "three hundred twelve billion, one hundred three million, two hundred thirty-one thousand, thirty".
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