Base | Representation |
---|---|
bin | 100110100100… |
… | …1010000100010 |
3 | 1102001102202101 |
4 | 1031021100202 |
5 | 20134114020 |
6 | 2001241014 |
7 | 333615133 |
oct | 115112042 |
9 | 42042671 |
10 | 20223010 |
11 | 10462935 |
12 | 693316a |
13 | 4260aa2 |
14 | 2985c8a |
15 | 1b9700a |
hex | 1349422 |
20223010 has 8 divisors (see below), whose sum is σ = 36401436. Its totient is φ = 8089200.
The previous prime is 20222987. The next prime is 20223023. The reversal of 20223010 is 1032202.
It is a Cunningham number, because it is equal to 44972+1.
It can be written as a sum of positive squares in 2 ways, for example, as 20223009 + 1 = 4497^2 + 1^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 2022301 = 20223010 / (2 + 0 + 2 + 2 + 3 + 0 + 1 + 0).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011141 + ... + 1011160.
Almost surely, 220223010 is an apocalyptic number.
20223010 is a deficient number, since it is larger than the sum of its proper divisors (16178426).
20223010 is a wasteful number, since it uses less digits than its factorization.
20223010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2022308.
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 20223010 is about 4497.0001111852. Note that the first 3 decimals coincide. The cubic root of 20223010 is about 272.4469385785.
Adding to 20223010 its reverse (1032202), we get a palindrome (21255212).
The spelling of 20223010 in words is "twenty million, two hundred twenty-three thousand, ten".
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