Base | Representation |
---|---|
bin | 1000101010110010010001 |
3 | 11021110011000 |
4 | 20222302101 |
5 | 1040204101 |
6 | 120412213 |
7 | 25213035 |
oct | 10526221 |
9 | 4243130 |
10 | 2272401 |
11 | 131231a |
12 | 917069 |
13 | 617421 |
14 | 4321c5 |
15 | 2ed486 |
hex | 22ac91 |
2272401 has 8 divisors (see below), whose sum is σ = 3366560. Its totient is φ = 1514916.
The previous prime is 2272397. The next prime is 2272409. The reversal of 2272401 is 1042722.
It is not a de Polignac number, because 2272401 - 22 = 2272397 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2272409) 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, 42055 + ... + 42108.
It is an arithmetic number, because the mean of its divisors is an integer number (420820).
22272401 is an apocalyptic number.
It is an amenable number.
2272401 is a deficient number, since it is larger than the sum of its proper divisors (1094159).
2272401 is an equidigital number, since it uses as much as digits as its factorization.
2272401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84172 (or 84166 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 18.
The square root of 2272401 is about 1507.4485065832. The cubic root of 2272401 is about 131.4705028125.
It can be divided in two parts, 227 and 2401, that added together give a triangular number (2628 = T72).
The spelling of 2272401 in words is "two million, two hundred seventy-two thousand, four hundred one".
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