Base | Representation |
---|---|
bin | 1000100100111010111101 |
3 | 11020020012101 |
4 | 20210322331 |
5 | 1033422011 |
6 | 120105101 |
7 | 25053022 |
oct | 10447275 |
9 | 4206171 |
10 | 2248381 |
11 | 12a6273 |
12 | 905191 |
13 | 609505 |
14 | 427549 |
15 | 2e62c1 |
hex | 224ebd |
2248381 has 2 divisors, whose sum is σ = 2248382. Its totient is φ = 2248380.
The previous prime is 2248373. The next prime is 2248423. The reversal of 2248381 is 1838422.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2149156 + 99225 = 1466^2 + 315^2 .
It is a cyclic number.
It is not a de Polignac number, because 2248381 - 23 = 2248373 is a prime.
It is a super-2 number, since 2×22483812 = 10110434242322, which contains 22 as substring.
It is a Chen prime.
2248381 is a lucky number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2248331) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1124190 + 1124191.
It is an arithmetic number, because the mean of its divisors is an integer number (1124191).
22248381 is an apocalyptic number.
It is an amenable number.
2248381 is a deficient number, since it is larger than the sum of its proper divisors (1).
2248381 is an equidigital number, since it uses as much as digits as its factorization.
2248381 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3072, while the sum is 28.
The square root of 2248381 is about 1499.4602362184. The cubic root of 2248381 is about 131.0056326852.
The spelling of 2248381 in words is "two million, two hundred forty-eight thousand, three hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •