Base | Representation |
---|---|
bin | 101010100111… |
… | …0001110010001 |
3 | 1120001000101211 |
4 | 1111032032101 |
5 | 21204343442 |
6 | 2114500121 |
7 | 360614434 |
oct | 125161621 |
9 | 46030354 |
10 | 22340497 |
11 | 11679823 |
12 | 7594641 |
13 | 482283a |
14 | 2d7781b |
15 | 1e64617 |
hex | 154e391 |
22340497 has 4 divisors (see below), whose sum is σ = 22501360. Its totient is φ = 22179636.
The previous prime is 22340477. The next prime is 22340503. The reversal of 22340497 is 79404322.
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 22340497 - 219 = 21816209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22340467) 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, 80223 + ... + 80500.
It is an arithmetic number, because the mean of its divisors is an integer number (5625340).
Almost surely, 222340497 is an apocalyptic number.
It is an amenable number.
22340497 is a deficient number, since it is larger than the sum of its proper divisors (160863).
22340497 is a wasteful number, since it uses less digits than its factorization.
22340497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160862.
The product of its (nonzero) digits is 12096, while the sum is 31.
The square root of 22340497 is about 4726.5734946153. The cubic root of 22340497 is about 281.6421235262.
The spelling of 22340497 in words is "twenty-two million, three hundred forty thousand, four hundred ninety-seven".
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