Base | Representation |
---|---|
bin | 1000011111110001001000 |
3 | 11012011020120 |
4 | 20133301020 |
5 | 1032233042 |
6 | 115423240 |
7 | 24634335 |
oct | 10376110 |
9 | 4164216 |
10 | 2227272 |
11 | 1291423 |
12 | 8b4b20 |
13 | 5cca18 |
14 | 41d98c |
15 | 2dedec |
hex | 21fc48 |
2227272 has 64 divisors (see below), whose sum is σ = 6065280. Its totient is φ = 678912.
The previous prime is 2227261. The next prime is 2227273. The reversal of 2227272 is 2727222.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (2227273) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21573 + ... + 21675.
It is an arithmetic number, because the mean of its divisors is an integer number (94770).
22227272 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2227272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3032640).
2227272 is an abundant number, since it is smaller than the sum of its proper divisors (3838008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2227272 is a wasteful number, since it uses less digits than its factorization.
2227272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182 (or 178 counting only the distinct ones).
The product of its digits is 1568, while the sum is 24.
The square root of 2227272 is about 1492.4047708313. The cubic root of 2227272 is about 130.5943593188.
The spelling of 2227272 in words is "two million, two hundred twenty-seven thousand, two hundred seventy-two".
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