Base | Representation |
---|---|
bin | 10111111010001… |
… | …100010110101011 |
3 | 1000221210120011212 |
4 | 113322030112223 |
5 | 1310142142143 |
6 | 103445343335 |
7 | 12640361624 |
oct | 2772142653 |
9 | 1027716155 |
10 | 401130923 |
11 | 196478666 |
12 | b2407b4b |
13 | 6514929b |
14 | 3b3baa4b |
15 | 25338918 |
hex | 17e8c5ab |
401130923 has 2 divisors, whose sum is σ = 401130924. Its totient is φ = 401130922.
The previous prime is 401130889. The next prime is 401130941. The reversal of 401130923 is 329031104.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 401130923 - 26 = 401130859 is a prime.
It is not a weakly prime, because it can be changed into another prime (401130973) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200565461 + 200565462.
It is an arithmetic number, because the mean of its divisors is an integer number (200565462).
Almost surely, 2401130923 is an apocalyptic number.
401130923 is a deficient number, since it is larger than the sum of its proper divisors (1).
401130923 is an equidigital number, since it uses as much as digits as its factorization.
401130923 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 401130923 is about 20028.2531190316. The cubic root of 401130923 is about 737.5000389926.
The spelling of 401130923 in words is "four hundred one million, one hundred thirty thousand, nine hundred twenty-three".
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