Base | Representation |
---|---|
bin | 1001000101111100110… |
… | …11001011101111011011 |
3 | 1002212102221202112110012 |
4 | 10202332123023233123 |
5 | 20104330201123311 |
6 | 355310211312135 |
7 | 31400236641032 |
oct | 4427633135733 |
9 | 1085387675405 |
10 | 312432442331 |
11 | 110557a72229 |
12 | 50674bab64b |
13 | 23601753569 |
14 | 1119c36b719 |
15 | 81d8da078b |
hex | 48be6cbbdb |
312432442331 has 8 divisors (see below), whose sum is σ = 327703725120. Its totient is φ = 297520483968.
The previous prime is 312432442277. The next prime is 312432442351. The reversal of 312432442331 is 133244234213.
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 312432442331 - 214 = 312432425947 is a prime.
It is a super-2 number, since 2×3124324423312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (312432442351) 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, 89829326 + ... + 89832803.
It is an arithmetic number, because the mean of its divisors is an integer number (40962965640).
Almost surely, 2312432442331 is an apocalyptic number.
312432442331 is a deficient number, since it is larger than the sum of its proper divisors (15271282789).
312432442331 is a wasteful number, since it uses less digits than its factorization.
312432442331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179662213.
The product of its digits is 41472, while the sum is 32.
Adding to 312432442331 its reverse (133244234213), we get a palindrome (445676676544).
The spelling of 312432442331 in words is "three hundred twelve billion, four hundred thirty-two million, four hundred forty-two thousand, three hundred thirty-one".
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