Base | Representation |
---|---|
bin | 101010001010… |
… | …0010000000101 |
3 | 1112120221200022 |
4 | 1110110100011 |
5 | 21124244140 |
6 | 2105424525 |
7 | 355605236 |
oct | 124242005 |
9 | 45527608 |
10 | 22103045 |
11 | 11527388 |
12 | 749b145 |
13 | 476b733 |
14 | 2d1508d |
15 | 1e190b5 |
hex | 1514405 |
22103045 has 8 divisors (see below), whose sum is σ = 26958840. Its totient is φ = 17392320.
The previous prime is 22103033. The next prime is 22103051. The reversal of 22103045 is 54030122.
It can be written as a sum of positive squares in 4 ways, for example, as 1181569 + 20921476 = 1087^2 + 4574^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22103045 - 224 = 5325829 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35930 + ... + 36539.
It is an arithmetic number, because the mean of its divisors is an integer number (3369855).
Almost surely, 222103045 is an apocalyptic number.
It is an amenable number.
22103045 is a deficient number, since it is larger than the sum of its proper divisors (4855795).
22103045 is an equidigital number, since it uses as much as digits as its factorization.
22103045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72535.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 22103045 is about 4701.3875611355. The cubic root of 22103045 is about 280.6407308110.
Adding to 22103045 its reverse (54030122), we get a palindrome (76133167).
The spelling of 22103045 in words is "twenty-two million, one hundred three thousand, forty-five".
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