Base | Representation |
---|---|
bin | 111001010010… |
… | …1111001110110 |
3 | 2002112011200101 |
4 | 1302211321312 |
5 | 30142232140 |
6 | 2551504314 |
7 | 513222133 |
oct | 162457166 |
9 | 62464611 |
10 | 30039670 |
11 | 15a58281 |
12 | a08809a |
13 | 62ba06b |
14 | 3dbd58a |
15 | 298599a |
hex | 1ca5e76 |
30039670 has 8 divisors (see below), whose sum is σ = 54071424. Its totient is φ = 12015864.
The previous prime is 30039649. The next prime is 30039677. The reversal of 30039670 is 7693003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30039677) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1501974 + ... + 1501993.
It is an arithmetic number, because the mean of its divisors is an integer number (6758928).
Almost surely, 230039670 is an apocalyptic number.
30039670 is a deficient number, since it is larger than the sum of its proper divisors (24031754).
30039670 is a wasteful number, since it uses less digits than its factorization.
30039670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3003974.
The product of its (nonzero) digits is 3402, while the sum is 28.
The square root of 30039670 is about 5480.8457376576. The cubic root of 30039670 is about 310.8601501747.
The spelling of 30039670 in words is "thirty million, thirty-nine thousand, six hundred seventy".
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