Base | Representation |
---|---|
bin | 1100100100001… |
… | …01011001100001 |
3 | 21100100002002220 |
4 | 12102011121201 |
5 | 203440412001 |
6 | 14243101253 |
7 | 2416630203 |
oct | 622053141 |
9 | 240302086 |
10 | 105404001 |
11 | 5455264a |
12 | 2b371829 |
13 | 18ab6441 |
14 | ddda773 |
15 | 93c0c36 |
hex | 6485661 |
105404001 has 16 divisors (see below), whose sum is σ = 148568640. Its totient is φ = 66286080.
The previous prime is 105403997. The next prime is 105404003. The reversal of 105404001 is 100404501.
It is not a de Polignac number, because 105404001 - 22 = 105403997 is a prime.
It is a super-2 number, since 2×1054040012 = 22220006853616002, which contains 22 as substring.
It is a nialpdrome in base 14.
It is not an unprimeable number, because it can be changed into a prime (105404003) 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, 9901 + ... + 17573.
It is an arithmetic number, because the mean of its divisors is an integer number (9285540).
Almost surely, 2105404001 is an apocalyptic number.
It is an amenable number.
105404001 is a deficient number, since it is larger than the sum of its proper divisors (43164639).
105404001 is a wasteful number, since it uses less digits than its factorization.
105404001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7936.
The product of its (nonzero) digits is 80, while the sum is 15.
The square root of 105404001 is about 10266.6450703236. The cubic root of 105404001 is about 472.3736881368.
Adding to 105404001 its reverse (100404501), we get a palindrome (205808502).
It can be divided in two parts, 10540 and 4001, that added together give a palindrome (14541).
The spelling of 105404001 in words is "one hundred five million, four hundred four thousand, one".
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