Base | Representation |
---|---|
bin | 101011101011… |
… | …0101011010101 |
3 | 1121002102002102 |
4 | 1113112223111 |
5 | 21330240123 |
6 | 2134451445 |
7 | 365433065 |
oct | 127265325 |
9 | 47072072 |
10 | 22899413 |
11 | 11a20739 |
12 | 7803b85 |
13 | 498a064 |
14 | 30813a5 |
15 | 2025028 |
hex | 15d6ad5 |
22899413 has 4 divisors (see below), whose sum is σ = 23066700. Its totient is φ = 22732128.
The previous prime is 22899403. The next prime is 22899419. The reversal of 22899413 is 31499822.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 5276209 + 17623204 = 2297^2 + 4198^2 .
It is a cyclic number.
It is not a de Polignac number, because 22899413 - 24 = 22899397 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22899419) 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, 83438 + ... + 83711.
It is an arithmetic number, because the mean of its divisors is an integer number (5766675).
Almost surely, 222899413 is an apocalyptic number.
It is an amenable number.
22899413 is a deficient number, since it is larger than the sum of its proper divisors (167287).
22899413 is a wasteful number, since it uses less digits than its factorization.
22899413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167286.
The product of its digits is 31104, while the sum is 38.
The square root of 22899413 is about 4785.3331127519. Note that the first 3 decimals coincide. The cubic root of 22899413 is about 283.9715181713.
The spelling of 22899413 in words is "twenty-two million, eight hundred ninety-nine thousand, four hundred thirteen".
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