Base | Representation |
---|---|
bin | 1000000001001000… |
… | …0100110101011011 |
3 | 12112222210012121112 |
4 | 2000102010311123 |
5 | 13401432101133 |
6 | 553321330535 |
7 | 104222404556 |
oct | 20022046533 |
9 | 5488705545 |
10 | 2152222043 |
11 | a04967304 |
12 | 500936a4b |
13 | 283b7378a |
14 | 165ba169d |
15 | c8e30648 |
hex | 80484d5b |
2152222043 has 8 divisors (see below), whose sum is σ = 2185774080. Its totient is φ = 2118827880.
The previous prime is 2152222003. The next prime is 2152222057. The reversal of 2152222043 is 3402222512.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2152222043 - 28 = 2152221787 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2152222003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11843 + ... + 66668.
It is an arithmetic number, because the mean of its divisors is an integer number (273221760).
Almost surely, 22152222043 is an apocalyptic number.
2152222043 is a deficient number, since it is larger than the sum of its proper divisors (33552037).
2152222043 is an equidigital number, since it uses as much as digits as its factorization.
2152222043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78937.
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 2152222043 is about 46392.0471956132. The cubic root of 2152222043 is about 1291.1073645475.
Adding to 2152222043 its reverse (3402222512), we get a palindrome (5554444555).
The spelling of 2152222043 in words is "two billion, one hundred fifty-two million, two hundred twenty-two thousand, forty-three".
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