Base | Representation |
---|---|
bin | 111001111011… |
… | …0001010000010 |
3 | 2010010212121001 |
4 | 1303312022002 |
5 | 30233242021 |
6 | 3002522214 |
7 | 516061366 |
oct | 163661202 |
9 | 63125531 |
10 | 30368386 |
11 | 16162244 |
12 | a20636a |
13 | 63a3879 |
14 | 40672a6 |
15 | 29ed091 |
hex | 1cf6282 |
30368386 has 8 divisors (see below), whose sum is σ = 45769104. Its totient is φ = 15112020.
The previous prime is 30368383. The next prime is 30368389. The reversal of 30368386 is 68386303.
It is an interprime number because it is at equal distance from previous prime (30368383) and next prime (30368389).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (30368383) 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, 35560 + ... + 36403.
It is an arithmetic number, because the mean of its divisors is an integer number (5721138).
Almost surely, 230368386 is an apocalyptic number.
30368386 is a deficient number, since it is larger than the sum of its proper divisors (15400718).
30368386 is a wasteful number, since it uses less digits than its factorization.
30368386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72176.
The product of its (nonzero) digits is 62208, while the sum is 37.
The square root of 30368386 is about 5510.7518543299. The cubic root of 30368386 is about 311.9899254363.
The spelling of 30368386 in words is "thirty million, three hundred sixty-eight thousand, three hundred eighty-six".
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