Base | Representation |
---|---|
bin | 111110101011011… |
… | …0110101101000111 |
3 | 12102120102202011001 |
4 | 1331112312231013 |
5 | 13301401040424 |
6 | 544405354131 |
7 | 103055264641 |
oct | 17526665507 |
9 | 5376382131 |
10 | 2103143239 |
11 | 98a19570a |
12 | 4a8408947 |
13 | 27694b772 |
14 | 15d467891 |
15 | c4988844 |
hex | 7d5b6b47 |
2103143239 has 4 divisors (see below), whose sum is σ = 2103277824. Its totient is φ = 2103008656.
The previous prime is 2103143227. The next prime is 2103143243. The reversal of 2103143239 is 9323413012.
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 2103143239 - 211 = 2103141191 is a prime.
It is a super-2 number, since 2×21031432392 = 8846422967502822242, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2103140239) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40222 + ... + 76315.
It is an arithmetic number, because the mean of its divisors is an integer number (525819456).
Almost surely, 22103143239 is an apocalyptic number.
2103143239 is a deficient number, since it is larger than the sum of its proper divisors (134585).
2103143239 is a wasteful number, since it uses less digits than its factorization.
2103143239 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134584.
The product of its (nonzero) digits is 3888, while the sum is 28.
The square root of 2103143239 is about 45860.0396750810. The cubic root of 2103143239 is about 1281.2177617778.
The spelling of 2103143239 in words is "two billion, one hundred three million, one hundred forty-three thousand, two hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •