Base | Representation |
---|---|
bin | 100110001110… |
… | …1011000001010 |
3 | 1101201022012111 |
4 | 1030131120022 |
5 | 20112341044 |
6 | 1553332534 |
7 | 332236126 |
oct | 114353012 |
9 | 41638174 |
10 | 20043274 |
11 | 1034a899 |
12 | 686714a |
13 | 41ca034 |
14 | 293a586 |
15 | 1b5db34 |
hex | 131d60a |
20043274 has 4 divisors (see below), whose sum is σ = 30064914. Its totient is φ = 10021636.
The previous prime is 20043269. The next prime is 20043311. The reversal of 20043274 is 47234002.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 19847025 + 196249 = 4455^2 + 443^2 .
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010817 + ... + 5010820.
Almost surely, 220043274 is an apocalyptic number.
20043274 is a deficient number, since it is larger than the sum of its proper divisors (10021640).
20043274 is a wasteful number, since it uses less digits than its factorization.
20043274 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10021639.
The product of its (nonzero) digits is 1344, while the sum is 22.
The square root of 20043274 is about 4476.9715210173. The cubic root of 20043274 is about 271.6373934776.
Adding to 20043274 its reverse (47234002), we get a palindrome (67277276).
The spelling of 20043274 in words is "twenty million, forty-three thousand, two hundred seventy-four".
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