Base | Representation |
---|---|
bin | 1001000101100001011… |
… | …00100000010111000011 |
3 | 1002211211220100001012122 |
4 | 10202300230200113003 |
5 | 20103342214232321 |
6 | 355231302314455 |
7 | 31361442040346 |
oct | 4426054402703 |
9 | 1084756301178 |
10 | 312202102211 |
11 | 110449a4729a |
12 | 5060ba28a2b |
13 | 23595b0552c |
14 | 1117992c45d |
15 | 81c3a518ab |
hex | 48b0b205c3 |
312202102211 has 4 divisors (see below), whose sum is σ = 312397596672. Its totient is φ = 312006607752.
The previous prime is 312202102187. The next prime is 312202102237. The reversal of 312202102211 is 112201202213.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 312202102211 - 210 = 312202101187 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 312202102211.
It is not an unprimeable number, because it can be changed into a prime (312202102291) 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, 97744835 + ... + 97748028.
It is an arithmetic number, because the mean of its divisors is an integer number (78099399168).
Almost surely, 2312202102211 is an apocalyptic number.
312202102211 is a deficient number, since it is larger than the sum of its proper divisors (195494461).
312202102211 is a wasteful number, since it uses less digits than its factorization.
312202102211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195494460.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 312202102211 its reverse (112201202213), we get a palindrome (424403304424).
The spelling of 312202102211 in words is "three hundred twelve billion, two hundred two million, one hundred two thousand, two hundred eleven".
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