Base | Representation |
---|---|
bin | 100110110100… |
… | …0011110011111 |
3 | 1102021221011021 |
4 | 1031220132133 |
5 | 20202212004 |
6 | 2004105011 |
7 | 334660003 |
oct | 115503637 |
9 | 42257137 |
10 | 20350879 |
11 | 1053aa0a |
12 | 6995167 |
13 | 42a7053 |
14 | 29ba703 |
15 | 1bbed54 |
hex | 136879f |
20350879 has 2 divisors, whose sum is σ = 20350880. Its totient is φ = 20350878.
The previous prime is 20350871. The next prime is 20350903. The reversal of 20350879 is 97805302.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 20350879 - 23 = 20350871 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20350871) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10175439 + 10175440.
It is an arithmetic number, because the mean of its divisors is an integer number (10175440).
Almost surely, 220350879 is an apocalyptic number.
20350879 is a deficient number, since it is larger than the sum of its proper divisors (1).
20350879 is an equidigital number, since it uses as much as digits as its factorization.
20350879 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15120, while the sum is 34.
The square root of 20350879 is about 4511.1948528078. The cubic root of 20350879 is about 273.0199549789.
The spelling of 20350879 in words is "twenty million, three hundred fifty thousand, eight hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •