Base | Representation |
---|---|
bin | 101010001101… |
… | …1100110010111 |
3 | 1112122110222001 |
4 | 1110123212113 |
5 | 21131230033 |
6 | 2110220131 |
7 | 356062054 |
oct | 124334627 |
9 | 45573861 |
10 | 22133143 |
11 | 11547a5a |
12 | 74b4647 |
13 | 477c346 |
14 | 2d2202b |
15 | 1e22e7d |
hex | 151b997 |
22133143 has 8 divisors (see below), whose sum is σ = 22472640. Its totient is φ = 21795840.
The previous prime is 22133129. The next prime is 22133173. The reversal of 22133143 is 34133122.
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 22133143 - 221 = 20035991 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 22133143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22133113) 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, 38071 + ... + 38647.
It is an arithmetic number, because the mean of its divisors is an integer number (2809080).
Almost surely, 222133143 is an apocalyptic number.
22133143 is a deficient number, since it is larger than the sum of its proper divisors (339497).
22133143 is an equidigital number, since it uses as much as digits as its factorization.
22133143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1097.
The product of its digits is 432, while the sum is 19.
The square root of 22133143 is about 4704.5874420612. The cubic root of 22133143 is about 280.7680570626.
Adding to 22133143 its reverse (34133122), we get a palindrome (56266265).
It can be divided in two parts, 2213 and 3143, that added together give a triangular number (5356 = T103).
The spelling of 22133143 in words is "twenty-two million, one hundred thirty-three thousand, one hundred forty-three".
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