Base | Representation |
---|---|
bin | 1000100110000101010111 |
3 | 11020110201202 |
4 | 20212011113 |
5 | 1034100033 |
6 | 120143115 |
7 | 25102634 |
oct | 10460527 |
9 | 4213652 |
10 | 2253143 |
11 | 12a9902 |
12 | 907a9b |
13 | 60b729 |
14 | 42918b |
15 | 2e78e8 |
hex | 226157 |
2253143 has 4 divisors (see below), whose sum is σ = 2286840. Its totient is φ = 2219448.
The previous prime is 2253137. The next prime is 2253161. The reversal of 2253143 is 3413522.
It is a happy number.
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 2253143 - 24 = 2253127 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 (2253113) 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, 16748 + ... + 16881.
It is an arithmetic number, because the mean of its divisors is an integer number (571710).
22253143 is an apocalyptic number.
2253143 is a deficient number, since it is larger than the sum of its proper divisors (33697).
2253143 is an equidigital number, since it uses as much as digits as its factorization.
2253143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33696.
The product of its digits is 720, while the sum is 20.
The square root of 2253143 is about 1501.0473010535. The cubic root of 2253143 is about 131.0980560644.
Adding to 2253143 its reverse (3413522), we get a palindrome (5666665).
The spelling of 2253143 in words is "two million, two hundred fifty-three thousand, one hundred forty-three".
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