Base | Representation |
---|---|
bin | 10010101110101011… |
… | …000000101001100111 |
3 | 1220220112020010121221 |
4 | 102232223000221213 |
5 | 312141224121443 |
6 | 13123311121211 |
7 | 1311232256245 |
oct | 225653005147 |
9 | 56815203557 |
10 | 20110379623 |
11 | 858a86a954 |
12 | 3a92b13207 |
13 | 1b86513a19 |
14 | d8ac19795 |
15 | 7ca7c0eed |
hex | 4aeac0a67 |
20110379623 has 4 divisors (see below), whose sum is σ = 20114617248. Its totient is φ = 20106142000.
The previous prime is 20110379603. The next prime is 20110379633. The reversal of 20110379623 is 32697301102.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20110379623 - 25 = 20110379591 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20110379603) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2111686 + ... + 2121187.
It is an arithmetic number, because the mean of its divisors is an integer number (5028654312).
Almost surely, 220110379623 is an apocalyptic number.
20110379623 is a deficient number, since it is larger than the sum of its proper divisors (4237625).
20110379623 is an equidigital number, since it uses as much as digits as its factorization.
20110379623 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4237624.
The product of its (nonzero) digits is 13608, while the sum is 34.
The spelling of 20110379623 in words is "twenty billion, one hundred ten million, three hundred seventy-nine thousand, six hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •