Base | Representation |
---|---|
bin | 1100011101100… |
… | …10111111000001 |
3 | 21021201021212022 |
4 | 12032302333001 |
5 | 203230322040 |
6 | 14212411225 |
7 | 2406410411 |
oct | 616627701 |
9 | 237637768 |
10 | 104542145 |
11 | 54014074 |
12 | 2b016b15 |
13 | 18874076 |
14 | dc54641 |
15 | 92a06b5 |
hex | 63b2fc1 |
104542145 has 8 divisors (see below), whose sum is σ = 125533800. Its totient is φ = 83578240.
The previous prime is 104542133. The next prime is 104542183. The reversal of 104542145 is 541245401.
It can be written as a sum of positive squares in 4 ways, for example, as 51208336 + 53333809 = 7156^2 + 7303^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-104542145 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2531 + ... + 14679.
It is an arithmetic number, because the mean of its divisors is an integer number (15691725).
Almost surely, 2104542145 is an apocalyptic number.
It is an amenable number.
104542145 is a deficient number, since it is larger than the sum of its proper divisors (20991655).
104542145 is a wasteful number, since it uses less digits than its factorization.
104542145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13875.
The product of its (nonzero) digits is 3200, while the sum is 26.
The square root of 104542145 is about 10224.5853216646. The cubic root of 104542145 is about 471.0826783456.
Adding to 104542145 its reverse (541245401), we get a palindrome (645787546).
The spelling of 104542145 in words is "one hundred four million, five hundred forty-two thousand, one hundred forty-five".
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