Base | Representation |
---|---|
bin | 100111110000… |
… | …001100101111 |
3 | 201121102222102 |
4 | 213300030233 |
5 | 10131433124 |
6 | 1011205315 |
7 | 154402016 |
oct | 47601457 |
9 | 21542872 |
10 | 10421039 |
11 | 5978532 |
12 | 35a683b |
13 | 220b3c5 |
14 | 1553a7d |
15 | dacaae |
hex | 9f032f |
10421039 has 2 divisors, whose sum is σ = 10421040. Its totient is φ = 10421038.
The previous prime is 10421029. The next prime is 10421083. The reversal of 10421039 is 93012401.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10421039 - 24 = 10421023 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10421039.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10421009) 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, 5210519 + 5210520.
It is an arithmetic number, because the mean of its divisors is an integer number (5210520).
Almost surely, 210421039 is an apocalyptic number.
10421039 is a deficient number, since it is larger than the sum of its proper divisors (1).
10421039 is an equidigital number, since it uses as much as digits as its factorization.
10421039 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 10421039 is about 3228.1634097424. The cubic root of 10421039 is about 218.4256685896.
The spelling of 10421039 in words is "ten million, four hundred twenty-one thousand, thirty-nine".
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