Base | Representation |
---|---|
bin | 1000011001001101011001 |
3 | 11010210101122 |
4 | 20121031121 |
5 | 1030403114 |
6 | 115055025 |
7 | 24463121 |
oct | 10311531 |
9 | 4123348 |
10 | 2200409 |
11 | 1273222 |
12 | 8a1475 |
13 | 5c0723 |
14 | 413c81 |
15 | 2d6e8e |
hex | 219359 |
2200409 has 4 divisors (see below), whose sum is σ = 2316240. Its totient is φ = 2084580.
The previous prime is 2200403. The next prime is 2200423. The reversal of 2200409 is 9040022.
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 2200409 - 28 = 2200153 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2200403) 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, 57887 + ... + 57924.
It is an arithmetic number, because the mean of its divisors is an integer number (579060).
22200409 is an apocalyptic number.
It is an amenable number.
2200409 is a deficient number, since it is larger than the sum of its proper divisors (115831).
2200409 is a wasteful number, since it uses less digits than its factorization.
2200409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115830.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2200409 is about 1483.3775648836. The cubic root of 2200409 is about 130.0672039115.
The spelling of 2200409 in words is "two million, two hundred thousand, four hundred nine".
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