Base | Representation |
---|---|
bin | 111111001010110110111 |
3 | 10220011102120 |
4 | 13321112313 |
5 | 1012214233 |
6 | 112211023 |
7 | 23410551 |
oct | 7712667 |
9 | 3804376 |
10 | 2069943 |
11 | 11941a7 |
12 | 839a73 |
13 | 576225 |
14 | 3bc4d1 |
15 | 2ad4b3 |
hex | 1f95b7 |
2069943 has 4 divisors (see below), whose sum is σ = 2759928. Its totient is φ = 1379960.
The previous prime is 2069941. The next prime is 2069953. The reversal of 2069943 is 3499602.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2069943 - 21 = 2069941 is a prime.
It is a D-number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2069941) 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, 344988 + ... + 344993.
It is an arithmetic number, because the mean of its divisors is an integer number (689982).
22069943 is an apocalyptic number.
2069943 is a deficient number, since it is larger than the sum of its proper divisors (689985).
2069943 is an equidigital number, since it uses as much as digits as its factorization.
2069943 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 689984.
The product of its (nonzero) digits is 11664, while the sum is 33.
The square root of 2069943 is about 1438.7296479881. The cubic root of 2069943 is about 127.4440200233. Note that the first 3 decimals are identical.
The spelling of 2069943 in words is "two million, sixty-nine thousand, nine hundred forty-three".
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