Base | Representation |
---|---|
bin | 1000100000101001011111 |
3 | 11012100012011 |
4 | 20200221133 |
5 | 1032342004 |
6 | 115452051 |
7 | 24651010 |
oct | 10405137 |
9 | 4170164 |
10 | 2230879 |
11 | 1294102 |
12 | 8b7027 |
13 | 601561 |
14 | 421007 |
15 | 2e1004 |
hex | 220a5f |
2230879 has 8 divisors (see below), whose sum is σ = 2559008. Its totient is φ = 1905120.
The previous prime is 2230873. The next prime is 2230939. The reversal of 2230879 is 9780322.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2230879 - 23 = 2230871 is a prime.
It is a super-3 number, since 3×22308793 = 33308057120842324317, which contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a d-powerful number, because it can be written as 2 + 217 + 35 + 0 + 87 + 74 + 9 .
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 2230879.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2230871) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2569 + ... + 3325.
It is an arithmetic number, because the mean of its divisors is an integer number (319876).
22230879 is an apocalyptic number.
2230879 is a deficient number, since it is larger than the sum of its proper divisors (328129).
2230879 is an equidigital number, since it uses as much as digits as its factorization.
2230879 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1185.
The product of its (nonzero) digits is 6048, while the sum is 31.
The square root of 2230879 is about 1493.6127342789. The cubic root of 2230879 is about 130.6648191754.
The spelling of 2230879 in words is "two million, two hundred thirty thousand, eight hundred seventy-nine".
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