Base | Representation |
---|---|
bin | 1100010011001100100… |
… | …0010000101011110100 |
3 | 202012102122022020021020 |
4 | 3010303020100223310 |
5 | 11430231131413022 |
6 | 241024112221140 |
7 | 21160326400302 |
oct | 3046310205364 |
9 | 665378266236 |
10 | 211311201012 |
11 | 81686733a0a |
12 | 34b5383a7b0 |
13 | 16c07866a22 |
14 | a32843d272 |
15 | 576b4d635c |
hex | 3133210af4 |
211311201012 has 36 divisors (see below), whose sum is σ = 505378671168. Its totient is φ = 68719083200.
The previous prime is 211311200981. The next prime is 211311201043. The reversal of 211311201012 is 210102113112.
It is an interprime number because it is at equal distance from previous prime (211311200981) and next prime (211311201043).
It is a junction number, because it is equal to n+sod(n) for n = 211311200982 and 211311201000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5217564 + ... + 5257907.
Almost surely, 2211311201012 is an apocalyptic number.
It is an amenable number.
211311201012 is an abundant number, since it is smaller than the sum of its proper divisors (294067470156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211311201012 is a wasteful number, since it uses less digits than its factorization.
211311201012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10475560 (or 10475517 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 15.
Adding to 211311201012 its reverse (210102113112), we get a palindrome (421413314124).
The spelling of 211311201012 in words is "two hundred eleven billion, three hundred eleven million, two hundred one thousand, twelve".
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