Base | Representation |
---|---|
bin | 111001011101… |
… | …0011111111011 |
3 | 2002200110101201 |
4 | 1302322133323 |
5 | 30202432102 |
6 | 2553355031 |
7 | 514023103 |
oct | 162723773 |
9 | 62613351 |
10 | 30124027 |
11 | 1600569a |
12 | a108a77 |
13 | 631958b |
14 | 4002203 |
15 | 29a0987 |
hex | 1cba7fb |
30124027 has 4 divisors (see below), whose sum is σ = 30233056. Its totient is φ = 30015000.
The previous prime is 30124021. The next prime is 30124067. The reversal of 30124027 is 72042103.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30124027 - 211 = 30121979 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30123995 and 30124013.
It is not an unprimeable number, because it can be changed into a prime (30124021) 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, 54099 + ... + 54652.
It is an arithmetic number, because the mean of its divisors is an integer number (7558264).
Almost surely, 230124027 is an apocalyptic number.
30124027 is a deficient number, since it is larger than the sum of its proper divisors (109029).
30124027 is a wasteful number, since it uses less digits than its factorization.
30124027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109028.
The product of its (nonzero) digits is 336, while the sum is 19.
The square root of 30124027 is about 5488.5359614382. The cubic root of 30124027 is about 311.1508626597.
The spelling of 30124027 in words is "thirty million, one hundred twenty-four thousand, twenty-seven".
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