Base | Representation |
---|---|
bin | 1110101011011101001 |
3 | 220102210212 |
4 | 1311123221 |
5 | 110343001 |
6 | 14150505 |
7 | 4042223 |
oct | 1653351 |
9 | 812725 |
10 | 481001 |
11 | 2a9424 |
12 | 1b2435 |
13 | 13ac21 |
14 | c7413 |
15 | 977bb |
hex | 756e9 |
481001 has 2 divisors, whose sum is σ = 481002. Its totient is φ = 481000.
The previous prime is 480989. The next prime is 481003. The reversal of 481001 is 100184.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 456976 + 24025 = 676^2 + 155^2 .
It is a cyclic number.
It is not a de Polignac number, because 481001 - 26 = 480937 is a prime.
It is a super-3 number, since 3×4810013 = 333856005253329003, which contains 333 as substring.
Together with 481003, it forms a pair of twin primes.
It is a Chen prime.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 481001.
It is not a weakly prime, because it can be changed into another prime (481003) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240500 + 240501.
It is an arithmetic number, because the mean of its divisors is an integer number (240501).
2481001 is an apocalyptic number.
It is an amenable number.
481001 is a deficient number, since it is larger than the sum of its proper divisors (1).
481001 is an equidigital number, since it uses as much as digits as its factorization.
481001 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 481001 is about 693.5423563129. The cubic root of 481001 is about 78.3517425673.
Adding to 481001 its reverse (100184), we get a palindrome (581185).
The spelling of 481001 in words is "four hundred eighty-one thousand, one".
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