Base | Representation |
---|---|
bin | 11000001001011… |
… | …000110010010001 |
3 | 1001020021220221021 |
4 | 120021120302101 |
5 | 1312202122001 |
6 | 104110555441 |
7 | 13016261245 |
oct | 3011306221 |
9 | 1036256837 |
10 | 405114001 |
11 | 198749166 |
12 | b3808b81 |
13 | 65c12236 |
14 | 3bb36425 |
15 | 25873ba1 |
hex | 18258c91 |
405114001 has 16 divisors (see below), whose sum is σ = 422513280. Its totient is φ = 388200960.
The previous prime is 405113981. The next prime is 405114077. The reversal of 405114001 is 100411504.
It is a cyclic number.
It is not a de Polignac number, because 405114001 - 27 = 405113873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (405114401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405835 + ... + 406831.
It is an arithmetic number, because the mean of its divisors is an integer number (26407080).
Almost surely, 2405114001 is an apocalyptic number.
It is an amenable number.
405114001 is a deficient number, since it is larger than the sum of its proper divisors (17399279).
405114001 is an equidigital number, since it uses as much as digits as its factorization.
405114001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1224.
The product of its (nonzero) digits is 80, while the sum is 16.
The square root of 405114001 is about 20127.4439758256. The cubic root of 405114001 is about 739.9330356984.
Adding to 405114001 its reverse (100411504), we get a palindrome (505525505).
The spelling of 405114001 in words is "four hundred five million, one hundred fourteen thousand, one".
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