Base | Representation |
---|---|
bin | 111111101011110… |
… | …1000100110011111 |
3 | 12111220221212112021 |
4 | 1333113220212133 |
5 | 13334021331142 |
6 | 552013121011 |
7 | 103645240060 |
oct | 17727504637 |
9 | 5456855467 |
10 | 2136902047 |
11 | 9a7253155 |
12 | 4b7789167 |
13 | 28093b5a7 |
14 | 163b34567 |
15 | c7906267 |
hex | 7f5e899f |
2136902047 has 16 divisors (see below), whose sum is σ = 2525736960. Its totient is φ = 1769946048.
The previous prime is 2136902039. The next prime is 2136902077. The reversal of 2136902047 is 7402096312.
It is a cyclic number.
It is not a de Polignac number, because 2136902047 - 23 = 2136902039 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 (2136902077) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15118 + ... + 67099.
It is an arithmetic number, because the mean of its divisors is an integer number (157858560).
Almost surely, 22136902047 is an apocalyptic number.
2136902047 is a deficient number, since it is larger than the sum of its proper divisors (388834913).
2136902047 is an equidigital number, since it uses as much as digits as its factorization.
2136902047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82350.
The product of its (nonzero) digits is 18144, while the sum is 34.
The square root of 2136902047 is about 46226.6378509188. The cubic root of 2136902047 is about 1288.0366035709.
Adding to 2136902047 its reverse (7402096312), we get a palindrome (9538998359).
The spelling of 2136902047 in words is "two billion, one hundred thirty-six million, nine hundred two thousand, forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •