Base | Representation |
---|---|
bin | 111001010100… |
… | …1010100011011 |
3 | 2002112212212111 |
4 | 1302221110123 |
5 | 30143204114 |
6 | 2552053151 |
7 | 513310666 |
oct | 162512433 |
9 | 62485774 |
10 | 30053659 |
11 | 15a67839 |
12 | a0941b7 |
13 | 62c353c |
14 | 3dc46dd |
15 | 2989bc4 |
hex | 1ca951b |
30053659 has 4 divisors (see below), whose sum is σ = 30211200. Its totient is φ = 29896120.
The previous prime is 30053623. The next prime is 30053693. The reversal of 30053659 is 95635003.
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 30053659 - 27 = 30053531 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30053659.
It is not an unprimeable number, because it can be changed into a prime (30053159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78484 + ... + 78865.
It is an arithmetic number, because the mean of its divisors is an integer number (7552800).
Almost surely, 230053659 is an apocalyptic number.
30053659 is a deficient number, since it is larger than the sum of its proper divisors (157541).
30053659 is a wasteful number, since it uses less digits than its factorization.
30053659 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157540.
The product of its (nonzero) digits is 12150, while the sum is 31.
The square root of 30053659 is about 5482.1217607784. The cubic root of 30053659 is about 310.9083969074.
The spelling of 30053659 in words is "thirty million, fifty-three thousand, six hundred fifty-nine".
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