Base | Representation |
---|---|
bin | 10010101000110100… |
… | …100000000010110110 |
3 | 1220122200111022021200 |
4 | 102220310200002312 |
5 | 311441111013324 |
6 | 13105442553330 |
7 | 1305630633462 |
oct | 225064400266 |
9 | 56580438250 |
10 | 20012204214 |
11 | 853a405252 |
12 | 3a66068846 |
13 | 1b6c08b872 |
14 | d7bb814a2 |
15 | 7c1d7bec9 |
hex | 4a8d200b6 |
20012204214 has 48 divisors (see below), whose sum is σ = 46703342400. Its totient is φ = 6172670448.
The previous prime is 20012204189. The next prime is 20012204249. The reversal of 20012204214 is 41240221002.
20012204214 is a `hidden beast` number, since 20 + 0 + 1 + 220 + 421 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 665704 + ... + 695115.
It is an arithmetic number, because the mean of its divisors is an integer number (972986300).
Almost surely, 220012204214 is an apocalyptic number.
20012204214 is an abundant number, since it is smaller than the sum of its proper divisors (26691138186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20012204214 is a wasteful number, since it uses less digits than its factorization.
20012204214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1360889 (or 1360886 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 20012204214 its reverse (41240221002), we get a palindrome (61252425216).
The spelling of 20012204214 in words is "twenty billion, twelve million, two hundred four thousand, two hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •