Base | Representation |
---|---|
bin | 111001011011… |
… | …0100110111111 |
3 | 2002122122112122 |
4 | 1302312212333 |
5 | 30201424340 |
6 | 2553153155 |
7 | 513625463 |
oct | 162664677 |
9 | 62578478 |
10 | 30108095 |
11 | 15aa4726 |
12 | a0bb7bb |
13 | 6312254 |
14 | 3dda4a3 |
15 | 299adb5 |
hex | 1cb69bf |
30108095 has 8 divisors (see below), whose sum is σ = 36390480. Its totient is φ = 23912640.
The previous prime is 30108073. The next prime is 30108097. The reversal of 30108095 is 59080103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30108095 - 26 = 30108031 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30108097) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20966 + ... + 22355.
It is an arithmetic number, because the mean of its divisors is an integer number (4548810).
Almost surely, 230108095 is an apocalyptic number.
30108095 is a deficient number, since it is larger than the sum of its proper divisors (6282385).
30108095 is a wasteful number, since it uses less digits than its factorization.
30108095 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43465.
The product of its (nonzero) digits is 1080, while the sum is 26.
The square root of 30108095 is about 5487.0843806160. The cubic root of 30108095 is about 311.0959991479.
Adding to 30108095 its reverse (59080103), we get a palindrome (89188198).
The spelling of 30108095 in words is "thirty million, one hundred eight thousand, ninety-five".
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