Base | Representation |
---|---|
bin | 101000000001… |
… | …0100100010010 |
3 | 1110110222221101 |
4 | 1100002210102 |
5 | 20332411114 |
6 | 2025415014 |
7 | 343226053 |
oct | 120024422 |
9 | 43428841 |
10 | 20982034 |
11 | 10931127 |
12 | 703a46a |
13 | 4468408 |
14 | 2b0272a |
15 | 1c96d74 |
hex | 1402912 |
20982034 has 8 divisors (see below), whose sum is σ = 32323788. Its totient is φ = 10207440.
The previous prime is 20982019. The next prime is 20982041. The reversal of 20982034 is 43028902.
It can be written as a sum of positive squares in 2 ways, for example, as 17614809 + 3367225 = 4197^2 + 1835^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 20981993 and 20982011.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141697 + ... + 141844.
Almost surely, 220982034 is an apocalyptic number.
20982034 is a deficient number, since it is larger than the sum of its proper divisors (11341754).
20982034 is a wasteful number, since it uses less digits than its factorization.
20982034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 283580.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 20982034 is about 4580.6150242080. The cubic root of 20982034 is about 275.8137176799.
The spelling of 20982034 in words is "twenty million, nine hundred eighty-two thousand, thirty-four".
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