Base | Representation |
---|---|
bin | 111001011011… |
… | …1110100011111 |
3 | 2002122220100100 |
4 | 1302313310133 |
5 | 30202104210 |
6 | 2553232143 |
7 | 513646110 |
oct | 162676437 |
9 | 62586310 |
10 | 30113055 |
11 | 15aa8425 |
12 | a102653 |
13 | 631459b |
14 | 3ddc207 |
15 | 299c5c0 |
hex | 1cb7d1f |
30113055 has 24 divisors (see below), whose sum is σ = 59653152. Its totient is φ = 13765824.
The previous prime is 30113033. The next prime is 30113093. The reversal of 30113055 is 55031103.
It is a happy number.
It is not a de Polignac number, because 30113055 - 25 = 30113023 is a prime.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 47484 + ... + 48113.
It is an arithmetic number, because the mean of its divisors is an integer number (2485548).
Almost surely, 230113055 is an apocalyptic number.
30113055 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30113055 is a deficient number, since it is larger than the sum of its proper divisors (29540097).
30113055 is a wasteful number, since it uses less digits than its factorization.
30113055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95615 (or 95612 counting only the distinct ones).
The product of its (nonzero) digits is 225, while the sum is 18.
The square root of 30113055 is about 5487.5363324538. The cubic root of 30113055 is about 311.1130815021.
Adding to 30113055 its reverse (55031103), we get a palindrome (85144158).
The spelling of 30113055 in words is "thirty million, one hundred thirteen thousand, fifty-five".
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