Base | Representation |
---|---|
bin | 1000001100110000… |
… | …1110101011010111 |
3 | 12200101121110101121 |
4 | 2003030032223113 |
5 | 14001430134033 |
6 | 1002223304411 |
7 | 105354241156 |
oct | 20314165327 |
9 | 5611543347 |
10 | 2201021143 |
11 | a2a467842 |
12 | 51514b107 |
13 | 290ccb399 |
14 | 16c46559d |
15 | cd36e62d |
hex | 8330ead7 |
2201021143 has 4 divisors (see below), whose sum is σ = 2201243200. Its totient is φ = 2200799088.
The previous prime is 2201021129. The next prime is 2201021159. The reversal of 2201021143 is 3411201022.
2201021143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3411201022 = 2 ⋅1705600511.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2201021143 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 (2201021243) 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, 95430 + ... + 116227.
It is an arithmetic number, because the mean of its divisors is an integer number (550310800).
Almost surely, 22201021143 is an apocalyptic number.
2201021143 is a deficient number, since it is larger than the sum of its proper divisors (222057).
2201021143 is a wasteful number, since it uses less digits than its factorization.
2201021143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 222056.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 2201021143 is about 46915.0417563493. The cubic root of 2201021143 is about 1300.7926414612.
Adding to 2201021143 its reverse (3411201022), we get a palindrome (5612222165).
The spelling of 2201021143 in words is "two billion, two hundred one million, twenty-one thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •