Base | Representation |
---|---|
bin | 1000101100111111110101 |
3 | 11021220120120 |
4 | 20230333311 |
5 | 1041001321 |
6 | 120522153 |
7 | 25251330 |
oct | 10547765 |
9 | 4256516 |
10 | 2281461 |
11 | 1319106 |
12 | 920359 |
13 | 61b5a0 |
14 | 435617 |
15 | 300ec6 |
hex | 22cff5 |
2281461 has 32 divisors (see below), whose sum is σ = 3833088. Its totient is φ = 1175040.
The previous prime is 2281429. The next prime is 2281481. The reversal of 2281461 is 1641822.
It is not a de Polignac number, because 2281461 - 25 = 2281429 is a prime.
It is a Curzon number.
2281461 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2281481) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16585 + ... + 16721.
It is an arithmetic number, because the mean of its divisors is an integer number (119784).
22281461 is an apocalyptic number.
2281461 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2281461 is a deficient number, since it is larger than the sum of its proper divisors (1551627).
2281461 is a wasteful number, since it uses less digits than its factorization.
2281461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221.
The product of its digits is 768, while the sum is 24.
The square root of 2281461 is about 1510.4505950212. The cubic root of 2281461 is about 131.6449942075.
The spelling of 2281461 in words is "two million, two hundred eighty-one thousand, four hundred sixty-one".
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