Base | Representation |
---|---|
bin | 1100011010001… |
… | …11001001011101 |
3 | 21020212211222001 |
4 | 12031013021131 |
5 | 203122203240 |
6 | 14155122301 |
7 | 2402560561 |
oct | 615071135 |
9 | 236784861 |
10 | 104100445 |
11 | 53842229 |
12 | 2aa43391 |
13 | 1874acc7 |
14 | db7b6a1 |
15 | 921489a |
hex | 634725d |
104100445 has 8 divisors (see below), whose sum is σ = 125008344. Its totient is φ = 83221824.
The previous prime is 104100443. The next prime is 104100467. The reversal of 104100445 is 544001401.
It can be written as a sum of positive squares in 4 ways, for example, as 6446521 + 97653924 = 2539^2 + 9882^2 .
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 104100445 - 21 = 104100443 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104100443) 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, 1467 + ... + 14503.
It is an arithmetic number, because the mean of its divisors is an integer number (15626043).
Almost surely, 2104100445 is an apocalyptic number.
It is an amenable number.
104100445 is a deficient number, since it is larger than the sum of its proper divisors (20907899).
104100445 is a wasteful number, since it uses less digits than its factorization.
104100445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14639.
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 104100445 is about 10202.9625599627. The cubic root of 104100445 is about 470.4182861454.
Adding to 104100445 its reverse (544001401), we get a palindrome (648101846).
The spelling of 104100445 in words is "one hundred four million, one hundred thousand, four hundred forty-five".
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