Base | Representation |
---|---|
bin | 10010110100101100… |
… | …100100000100000000 |
3 | 1221011120102001021101 |
4 | 102310230210010000 |
5 | 312343112400422 |
6 | 13141321304144 |
7 | 1313600330350 |
oct | 226454440400 |
9 | 57146361241 |
10 | 20211450112 |
11 | 8631922687 |
12 | 3b00935054 |
13 | 1ba1440849 |
14 | d9a408b60 |
15 | 7d45d7c27 |
hex | 4b4b24100 |
20211450112 has 36 divisors (see below), whose sum is σ = 46107374656. Its totient is φ = 8662049280.
The previous prime is 20211450079. The next prime is 20211450151. The reversal of 20211450112 is 21105411202.
It is a self number, because there is not a number n which added to its sum of digits gives 20211450112.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5637564 + ... + 5641147.
Almost surely, 220211450112 is an apocalyptic number.
It is an amenable number.
20211450112 is an abundant number, since it is smaller than the sum of its proper divisors (25895924544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20211450112 is an equidigital number, since it uses as much as digits as its factorization.
20211450112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11278734 (or 11278720 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 19.
Adding to 20211450112 its reverse (21105411202), we get a palindrome (41316861314).
The spelling of 20211450112 in words is "twenty billion, two hundred eleven million, four hundred fifty thousand, one hundred twelve".
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