Base | Representation |
---|---|
bin | 100011011111000011011110… |
… | …1101101000100010111100001 |
3 | 1111221011110112211022022201021 |
4 | 1012332012331231010113201 |
5 | 311402424441244313101 |
6 | 3023503054124005441 |
7 | 122513513414614213 |
oct | 10676067555042741 |
9 | 1457143484268637 |
10 | 312131341010401 |
11 | 90500181831410 |
12 | 2b01118a690881 |
13 | 10521b227628b3 |
14 | 5711347a385b3 |
15 | 26143bc1d45a1 |
hex | 11be1bdb445e1 |
312131341010401 has 4 divisors (see below), whose sum is σ = 340506917465904. Its totient is φ = 283755764554900.
The previous prime is 312131341010347. The next prime is 312131341010473. The reversal of 312131341010401 is 104010143131213.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 312131341010401 - 217 = 312131340879329 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (312131341014401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14187788227735 + ... + 14187788227756.
It is an arithmetic number, because the mean of its divisors is an integer number (85126729366476).
Almost surely, 2312131341010401 is an apocalyptic number.
It is an amenable number.
312131341010401 is a deficient number, since it is larger than the sum of its proper divisors (28375576455503).
312131341010401 is a wasteful number, since it uses less digits than its factorization.
312131341010401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28375576455502.
The product of its (nonzero) digits is 864, while the sum is 25.
Adding to 312131341010401 its reverse (104010143131213), we get a palindrome (416141484141614).
The spelling of 312131341010401 in words is "three hundred twelve trillion, one hundred thirty-one billion, three hundred forty-one million, ten thousand, four hundred one".
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