Base | Representation |
---|---|
bin | 111111111001011… |
… | …1001111101000111 |
3 | 12112102102002001212 |
4 | 1333302321331013 |
5 | 13342334113030 |
6 | 552430242035 |
7 | 104063063411 |
oct | 17762717507 |
9 | 5472362055 |
10 | 2144051015 |
11 | a00296297 |
12 | 4ba05631b |
13 | 282272552 |
14 | 164a759b1 |
15 | c8369595 |
hex | 7fcb9f47 |
2144051015 has 4 divisors (see below), whose sum is σ = 2572861224. Its totient is φ = 1715240808.
The previous prime is 2144051009. The next prime is 2144051023. The reversal of 2144051015 is 5101504412.
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 2144051015 - 210 = 2144049991 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214405097 + ... + 214405106.
It is an arithmetic number, because the mean of its divisors is an integer number (643215306).
Almost surely, 22144051015 is an apocalyptic number.
2144051015 is a deficient number, since it is larger than the sum of its proper divisors (428810209).
2144051015 is an equidigital number, since it uses as much as digits as its factorization.
2144051015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 428810208.
The product of its (nonzero) digits is 800, while the sum is 23.
The square root of 2144051015 is about 46303.8984859806. The cubic root of 2144051015 is about 1289.4713726515.
Adding to 2144051015 its reverse (5101504412), we get a palindrome (7245555427).
The spelling of 2144051015 in words is "two billion, one hundred forty-four million, fifty-one thousand, fifteen".
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