Base | Representation |
---|---|
bin | 10010101110101001… |
… | …101011010111010100 |
3 | 1220220111120101102202 |
4 | 102232221223113110 |
5 | 312141131432132 |
6 | 13123255424032 |
7 | 1311226302632 |
oct | 225651532724 |
9 | 56814511382 |
10 | 20110030292 |
11 | 858a651450 |
12 | 3a92985018 |
13 | 1b86420a11 |
14 | d8ab68352 |
15 | 7ca752762 |
hex | 4aea6b5d4 |
20110030292 has 12 divisors (see below), whose sum is σ = 38391876096. Its totient is φ = 9140922840.
The previous prime is 20110030261. The next prime is 20110030307. The reversal of 20110030292 is 29203001102.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228523028 + ... + 228523115.
It is an arithmetic number, because the mean of its divisors is an integer number (3199323008).
Almost surely, 220110030292 is an apocalyptic number.
20110030292 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
20110030292 is a deficient number, since it is larger than the sum of its proper divisors (18281845804).
20110030292 is a wasteful number, since it uses less digits than its factorization.
20110030292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 457046158 (or 457046156 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 20110030292 its reverse (29203001102), we get a palindrome (49313031394).
The spelling of 20110030292 in words is "twenty billion, one hundred ten million, thirty thousand, two hundred ninety-two".
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