Base | Representation |
---|---|
bin | 101010000001… |
… | …0011111101111 |
3 | 1112110020220202 |
4 | 1110002133233 |
5 | 21114432234 |
6 | 2104104115 |
7 | 355153223 |
oct | 124023757 |
9 | 45406822 |
10 | 22030319 |
11 | 11487783 |
12 | 746503b |
13 | 47445bc |
14 | 2cd6783 |
15 | 1e0277e |
hex | 15027ef |
22030319 has 4 divisors (see below), whose sum is σ = 22542696. Its totient is φ = 21517944.
The previous prime is 22030301. The next prime is 22030321. The reversal of 22030319 is 91303022.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22030319 is a prime.
It is a super-2 number, since 2×220303192 = 970669910483522, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 22030319.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22030369) 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, 256124 + ... + 256209.
It is an arithmetic number, because the mean of its divisors is an integer number (5635674).
Almost surely, 222030319 is an apocalyptic number.
22030319 is a deficient number, since it is larger than the sum of its proper divisors (512377).
22030319 is an equidigital number, since it uses as much as digits as its factorization.
22030319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 512376.
The product of its (nonzero) digits is 324, while the sum is 20.
The square root of 22030319 is about 4693.6466633099. The cubic root of 22030319 is about 280.3325937228.
The spelling of 22030319 in words is "twenty-two million, thirty thousand, three hundred nineteen".
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