Base | Representation |
---|---|
bin | 111001011100… |
… | …0001010110101 |
3 | 2002122222022022 |
4 | 1302320022311 |
5 | 30202130420 |
6 | 2553242525 |
7 | 513653222 |
oct | 162701265 |
9 | 62588268 |
10 | 30114485 |
11 | 15aa9505 |
12 | a103445 |
13 | 631512b |
14 | 3ddc949 |
15 | 299cc25 |
hex | 1cb82b5 |
30114485 has 32 divisors (see below), whose sum is σ = 39398400. Its totient is φ = 22049280.
The previous prime is 30114481. The next prime is 30114493. The reversal of 30114485 is 58441103.
It is not a de Polignac number, because 30114485 - 22 = 30114481 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30114481) 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 31 ways as a sum of consecutive naturals, for example, 338321 + ... + 338409.
It is an arithmetic number, because the mean of its divisors is an integer number (1231200).
Almost surely, 230114485 is an apocalyptic number.
It is an amenable number.
30114485 is a deficient number, since it is larger than the sum of its proper divisors (9283915).
30114485 is a wasteful number, since it uses less digits than its factorization.
30114485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 221.
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 30114485 is about 5487.6666261718. Note that the first 4 decimals coincide. The cubic root of 30114485 is about 311.1180061066.
Adding to 30114485 its reverse (58441103), we get a palindrome (88555588).
The spelling of 30114485 in words is "thirty million, one hundred fourteen thousand, four hundred eighty-five".
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