Base | Representation |
---|---|
bin | 111001010100… |
… | …0011100100110 |
3 | 2002112200222011 |
4 | 1302220130212 |
5 | 30143100321 |
6 | 2552024434 |
7 | 513264403 |
oct | 162503446 |
9 | 62480864 |
10 | 30050086 |
11 | 15a65090 |
12 | a09211a |
13 | 62c1a21 |
14 | 3dc32aa |
15 | 2988ae1 |
hex | 1ca8726 |
30050086 has 8 divisors (see below), whose sum is σ = 49172904. Its totient is φ = 13659120.
The previous prime is 30050071. The next prime is 30050087. The reversal of 30050086 is 68005003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 1365913 = 30050086 / (3 + 0 + 0 + 5 + 0 + 0 + 8 + 6).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30050087) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 682935 + ... + 682978.
It is an arithmetic number, because the mean of its divisors is an integer number (6146613).
Almost surely, 230050086 is an apocalyptic number.
30050086 is a deficient number, since it is larger than the sum of its proper divisors (19122818).
30050086 is a wasteful number, since it uses less digits than its factorization.
30050086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1365926.
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 30050086 is about 5481.7958736166. The cubic root of 30050086 is about 310.8960753936.
Adding to 30050086 its reverse (68005003), we get a palindrome (98055089).
The spelling of 30050086 in words is "thirty million, fifty thousand, eighty-six".
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