Base | Representation |
---|---|
bin | 1100100000010… |
… | …00010000001111 |
3 | 21022101000221221 |
4 | 12100020100033 |
5 | 203323011112 |
6 | 14224104211 |
7 | 2412363565 |
oct | 620102017 |
9 | 238330857 |
10 | 104891407 |
11 | 54232515 |
12 | 2b165067 |
13 | 1896702a |
14 | dd05a35 |
15 | 931de07 |
hex | 640840f |
104891407 has 8 divisors (see below), whose sum is σ = 107649360. Its totient is φ = 102143040.
The previous prime is 104891401. The next prime is 104891441. The reversal of 104891407 is 704198401.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 104891407 - 223 = 96502799 is a prime.
It is a super-2 number, since 2×1048914072 = 22004414524879298, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104891401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23313 + ... + 27445.
It is an arithmetic number, because the mean of its divisors is an integer number (13456170).
Almost surely, 2104891407 is an apocalyptic number.
104891407 is a deficient number, since it is larger than the sum of its proper divisors (2757953).
104891407 is an equidigital number, since it uses as much as digits as its factorization.
104891407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4793.
The product of its (nonzero) digits is 8064, while the sum is 34.
The square root of 104891407 is about 10241.6505993907. The cubic root of 104891407 is about 471.6067042993.
The spelling of 104891407 in words is "one hundred four million, eight hundred ninety-one thousand, four hundred seven".
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