Base | Representation |
---|---|
bin | 10010101001001111… |
… | …100000000001011011 |
3 | 1220200011210220012022 |
4 | 102221033200001123 |
5 | 311444414011021 |
6 | 13110254405055 |
7 | 1306045042451 |
oct | 225117400133 |
9 | 56604726168 |
10 | 20019282011 |
11 | 85433a9973 |
12 | 3a6850078b |
13 | 1b70699301 |
14 | d7caa49d1 |
15 | 7c27c91ab |
hex | 4a93e005b |
20019282011 has 8 divisors (see below), whose sum is σ = 20843749248. Its totient is φ = 19210824000.
The previous prime is 20019281987. The next prime is 20019282043. The reversal of 20019282011 is 11028291002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20019282011 - 214 = 20019265627 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20019282061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3999755 + ... + 4004756.
It is an arithmetic number, because the mean of its divisors is an integer number (2605468656).
Almost surely, 220019282011 is an apocalyptic number.
20019282011 is a deficient number, since it is larger than the sum of its proper divisors (824467237).
20019282011 is an equidigital number, since it uses as much as digits as its factorization.
20019282011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8004613.
The product of its (nonzero) digits is 576, while the sum is 26.
The spelling of 20019282011 in words is "twenty billion, nineteen million, two hundred eighty-two thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •