Base | Representation |
---|---|
bin | 100011011111101000101111… |
… | …0001100110111100000010101 |
3 | 1111221110010001022101011212010 |
4 | 1012333101132030313200111 |
5 | 311410232312314042323 |
6 | 3024003524434414433 |
7 | 122522345063351436 |
oct | 10677213614674025 |
9 | 1457403038334763 |
10 | 312211343112213 |
11 | 905310a5943626 |
12 | 2b024797131419 |
13 | 1052953215228c |
14 | 5715176b9d48d |
15 | 261650096ac93 |
hex | 11bf45e337815 |
312211343112213 has 32 divisors (see below), whose sum is σ = 424488931776000. Its totient is φ = 204043926834176.
The previous prime is 312211343112157. The next prime is 312211343112247.
312211343112213 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 312211343112213 - 212 = 312211343108117 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312211343182213) 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, 952865188 + ... + 953192786.
It is an arithmetic number, because the mean of its divisors is an integer number (13265279118000).
Almost surely, 2312211343112213 is an apocalyptic number.
It is an amenable number.
312211343112213 is a deficient number, since it is larger than the sum of its proper divisors (112277588663787).
312211343112213 is a wasteful number, since it uses less digits than its factorization.
312211343112213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 332621.
The product of its digits is 5184, while the sum is 30.
The spelling of 312211343112213 in words is "three hundred twelve trillion, two hundred eleven billion, three hundred forty-three million, one hundred twelve thousand, two hundred thirteen".
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