Base | Representation |
---|---|
bin | 111001111100… |
… | …0010110111101 |
3 | 2010011022222002 |
4 | 1303320112331 |
5 | 30234034110 |
6 | 3003032045 |
7 | 516126602 |
oct | 163702675 |
9 | 63138862 |
10 | 30377405 |
11 | 16168aa3 |
12 | a20b625 |
13 | 63a79c6 |
14 | 406a6a9 |
15 | 2a00aa5 |
hex | 1cf85bd |
30377405 has 8 divisors (see below), whose sum is σ = 36482784. Its totient is φ = 24282000.
The previous prime is 30377401. The next prime is 30377423. The reversal of 30377405 is 50477303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30377405 - 22 = 30377401 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30377401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9230 + ... + 12080.
It is an arithmetic number, because the mean of its divisors is an integer number (4560348).
Almost surely, 230377405 is an apocalyptic number.
It is an amenable number.
30377405 is a deficient number, since it is larger than the sum of its proper divisors (6105379).
30377405 is a wasteful number, since it uses less digits than its factorization.
30377405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4987.
The product of its (nonzero) digits is 8820, while the sum is 29.
The square root of 30377405 is about 5511.5701029743. The cubic root of 30377405 is about 312.0208079756.
The spelling of 30377405 in words is "thirty million, three hundred seventy-seven thousand, four hundred five".
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