Base | Representation |
---|---|
bin | 111001111010… |
… | …1000111110101 |
3 | 2010010122210010 |
4 | 1303311013311 |
5 | 30233123044 |
6 | 3002450433 |
7 | 516043134 |
oct | 163650765 |
9 | 63118703 |
10 | 30364149 |
11 | 1615a042 |
12 | a203a19 |
13 | 63a196a |
14 | 406591b |
15 | 29ebbb9 |
hex | 1cf51f5 |
30364149 has 16 divisors (see below), whose sum is σ = 42444864. Its totient is φ = 19286400.
The previous prime is 30364123. The next prime is 30364151. The reversal of 30364149 is 94146303.
It is not a de Polignac number, because 30364149 - 29 = 30363637 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30364949) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2419 + ... + 8159.
It is an arithmetic number, because the mean of its divisors is an integer number (2652804).
Almost surely, 230364149 is an apocalyptic number.
It is an amenable number.
30364149 is a deficient number, since it is larger than the sum of its proper divisors (12080715).
30364149 is a wasteful number, since it uses less digits than its factorization.
30364149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5828.
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 30364149 is about 5510.3674106179. The cubic root of 30364149 is about 311.9754151404.
The spelling of 30364149 in words is "thirty million, three hundred sixty-four thousand, one hundred forty-nine".
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