Base | Representation |
---|---|
bin | 10010110100101110… |
… | …010110100111010010 |
3 | 1221011121021212220020 |
4 | 102310232112213102 |
5 | 312343222404224 |
6 | 13141335324310 |
7 | 1313604323316 |
oct | 226456264722 |
9 | 57147255806 |
10 | 20211919314 |
11 | 8632113154 |
12 | 3b00b20696 |
13 | 1ba1576292 |
14 | d9a4cbb46 |
15 | 7d467bc79 |
hex | 4b4b969d2 |
20211919314 has 24 divisors (see below), whose sum is σ = 40475253168. Its totient is φ = 6728747400.
The previous prime is 20211919309. The next prime is 20211919331. The reversal of 20211919314 is 41391911202.
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, 7087989 + ... + 7090839.
It is an arithmetic number, because the mean of its divisors is an integer number (1686468882).
Almost surely, 220211919314 is an apocalyptic number.
20211919314 is an abundant number, since it is smaller than the sum of its proper divisors (20263333854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20211919314 is an equidigital number, since it uses as much as digits as its factorization.
20211919314 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5030 (or 3943 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 33.
The spelling of 20211919314 in words is "twenty billion, two hundred eleven million, nine hundred nineteen thousand, three hundred fourteen".
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