Base | Representation |
---|---|
bin | 10010010011111110100101 |
3 | 100000212221101 |
4 | 102103332211 |
5 | 2212103141 |
6 | 250520101 |
7 | 55542253 |
oct | 22237645 |
9 | 10025841 |
10 | 4800421 |
11 | 278969a |
12 | 1736031 |
13 | cc0cb2 |
14 | 8cd5d3 |
15 | 64c531 |
hex | 493fa5 |
4800421 has 2 divisors, whose sum is σ = 4800422. Its totient is φ = 4800420.
The previous prime is 4800401. The next prime is 4800427. The reversal of 4800421 is 1240084.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3568321 + 1232100 = 1889^2 + 1110^2 .
It is a cyclic number.
It is not a de Polignac number, because 4800421 - 29 = 4799909 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4800427) 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, 2400210 + 2400211.
It is an arithmetic number, because the mean of its divisors is an integer number (2400211).
Almost surely, 24800421 is an apocalyptic number.
It is an amenable number.
4800421 is a deficient number, since it is larger than the sum of its proper divisors (1).
4800421 is an equidigital number, since it uses as much as digits as its factorization.
4800421 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 256, while the sum is 19.
The square root of 4800421 is about 2190.9863075793. The cubic root of 4800421 is about 168.6914646544.
The spelling of 4800421 in words is "four million, eight hundred thousand, four hundred twenty-one".
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