Base | Representation |
---|---|
bin | 1000101010101101101101 |
3 | 11021102202012 |
4 | 20222231231 |
5 | 1040201414 |
6 | 120411005 |
7 | 25212140 |
oct | 10525555 |
9 | 4242665 |
10 | 2272109 |
11 | 1312084 |
12 | 916a65 |
13 | 617258 |
14 | 432057 |
15 | 2ed33e |
hex | 22ab6d |
2272109 has 4 divisors (see below), whose sum is σ = 2596704. Its totient is φ = 1947516.
The previous prime is 2272103. The next prime is 2272117. The reversal of 2272109 is 9012722.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2272109 - 220 = 1223533 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 (2272103) 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, 162287 + ... + 162300.
It is an arithmetic number, because the mean of its divisors is an integer number (649176).
22272109 is an apocalyptic number.
It is an amenable number.
2272109 is a deficient number, since it is larger than the sum of its proper divisors (324595).
2272109 is an equidigital number, since it uses as much as digits as its factorization.
2272109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324594.
The product of its (nonzero) digits is 504, while the sum is 23.
The square root of 2272109 is about 1507.3516510755. The cubic root of 2272109 is about 131.4648713194.
The spelling of 2272109 in words is "two million, two hundred seventy-two thousand, one hundred nine".
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