Base | Representation |
---|---|
bin | 1111001001011… |
… | …0010001111101 |
3 | 11102112122221000 |
4 | 3302112101331 |
5 | 112230430414 |
6 | 10145400513 |
7 | 1400665656 |
oct | 362262175 |
9 | 142478830 |
10 | 63530109 |
11 | 32952125 |
12 | 19339139 |
13 | 102149a6 |
14 | 861a52d |
15 | 589db09 |
hex | 3c9647d |
63530109 has 16 divisors (see below), whose sum is σ = 95256000. Its totient is φ = 41841648.
The previous prime is 63530107. The next prime is 63530113. The reversal of 63530109 is 90103536.
It is not a de Polignac number, because 63530109 - 21 = 63530107 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63530101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11934 + ... + 16415.
It is an arithmetic number, because the mean of its divisors is an integer number (5953500).
Almost surely, 263530109 is an apocalyptic number.
It is an amenable number.
63530109 is a deficient number, since it is larger than the sum of its proper divisors (31725891).
63530109 is a wasteful number, since it uses less digits than its factorization.
63530109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28441 (or 28435 counting only the distinct ones).
The product of its (nonzero) digits is 2430, while the sum is 27.
The square root of 63530109 is about 7970.5777080460. The cubic root of 63530109 is about 399.0186547895.
The spelling of 63530109 in words is "sixty-three million, five hundred thirty thousand, one hundred nine".
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