Base | Representation |
---|---|
bin | 1100111110110100001101 |
3 | 20101220001211 |
4 | 30332310031 |
5 | 1332344041 |
6 | 200534421 |
7 | 40632226 |
oct | 14766415 |
9 | 6356054 |
10 | 3403021 |
11 | 1a14816 |
12 | 1181411 |
13 | 921c2b |
14 | 64824d |
15 | 473481 |
hex | 33ed0d |
3403021 has 2 divisors, whose sum is σ = 3403022. Its totient is φ = 3403020.
The previous prime is 3403019. The next prime is 3403031. The reversal of 3403021 is 1203043.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3200521 + 202500 = 1789^2 + 450^2 .
It is a cyclic number.
It is not a de Polignac number, because 3403021 - 21 = 3403019 is a prime.
Together with 3403019, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 3402992 and 3403010.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3403031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701510 + 1701511.
It is an arithmetic number, because the mean of its divisors is an integer number (1701511).
Almost surely, 23403021 is an apocalyptic number.
It is an amenable number.
3403021 is a deficient number, since it is larger than the sum of its proper divisors (1).
3403021 is an equidigital number, since it uses as much as digits as its factorization.
3403021 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 3403021 is about 1844.7278932135. The cubic root of 3403021 is about 150.4139823324.
Adding to 3403021 its reverse (1203043), we get a palindrome (4606064).
The spelling of 3403021 in words is "three million, four hundred three thousand, twenty-one".
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