Base | Representation |
---|---|
bin | 10111111011000… |
… | …001110110000111 |
3 | 1000222012200201200 |
4 | 113323001312013 |
5 | 1310221200043 |
6 | 103454153543 |
7 | 12642263454 |
oct | 2773016607 |
9 | 1028180650 |
10 | 401350023 |
11 | 196608238 |
12 | b24b28b3 |
13 | 651c4c29 |
14 | 3b43682b |
15 | 2537d7d3 |
hex | 17ec1d87 |
401350023 has 12 divisors (see below), whose sum is σ = 604933680. Its totient is φ = 255933216.
The previous prime is 401350021. The next prime is 401350067. The reversal of 401350023 is 320053104.
It is not a de Polignac number, because 401350023 - 21 = 401350021 is a prime.
It is a super-2 number, since 2×4013500232 = 322163681924201058, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 401349978 and 401350005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (401350021) 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 in 11 ways as a sum of consecutive naturals, for example, 969238 + ... + 969651.
It is an arithmetic number, because the mean of its divisors is an integer number (50411140).
Almost surely, 2401350023 is an apocalyptic number.
401350023 is a deficient number, since it is larger than the sum of its proper divisors (203583657).
401350023 is a wasteful number, since it uses less digits than its factorization.
401350023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1938918 (or 1938915 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 401350023 is about 20033.7221454227. The cubic root of 401350023 is about 737.6342901298.
The spelling of 401350023 in words is "four hundred one million, three hundred fifty thousand, twenty-three".
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