Base | Representation |
---|---|
bin | 111001011000… |
… | …1100011000110 |
3 | 2002121121002220 |
4 | 1302301203012 |
5 | 30200243431 |
6 | 2552513210 |
7 | 513511161 |
oct | 162614306 |
9 | 62547086 |
10 | 30087366 |
11 | 15a900a1 |
12 | a0ab806 |
13 | 630599a |
14 | 3dd2ad8 |
15 | 2994b96 |
hex | 1cb18c6 |
30087366 has 8 divisors (see below), whose sum is σ = 60174744. Its totient is φ = 10029120.
The previous prime is 30087359. The next prime is 30087367. The reversal of 30087366 is 66378003.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
30087366 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30087367) 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, 2507275 + ... + 2507286.
It is an arithmetic number, because the mean of its divisors is an integer number (7521843).
Almost surely, 230087366 is an apocalyptic number.
30087366 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30087366 is a wasteful number, since it uses less digits than its factorization.
30087366 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5014566.
The product of its (nonzero) digits is 18144, while the sum is 33.
The square root of 30087366 is about 5485.1951651696. The cubic root of 30087366 is about 311.0245876833.
The spelling of 30087366 in words is "thirty million, eighty-seven thousand, three hundred sixty-six".
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