Base | Representation |
---|---|
bin | 10111001101010… |
… | …100110011110110 |
3 | 1000010122222221222 |
4 | 113031110303312 |
5 | 1244134302303 |
6 | 102345310342 |
7 | 12435403550 |
oct | 2715246366 |
9 | 1003588858 |
10 | 389369078 |
11 | 18a87482a |
12 | aa4953b2 |
13 | 6288b807 |
14 | 399d84d0 |
15 | 242b3938 |
hex | 17354cf6 |
389369078 has 8 divisors (see below), whose sum is σ = 667489872. Its totient is φ = 166872456.
The previous prime is 389369059. The next prime is 389369089. The reversal of 389369078 is 870963983.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13906025 + ... + 13906052.
It is an arithmetic number, because the mean of its divisors is an integer number (83436234).
Almost surely, 2389369078 is an apocalyptic number.
389369078 is a deficient number, since it is larger than the sum of its proper divisors (278120794).
389369078 is a wasteful number, since it uses less digits than its factorization.
389369078 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27812086.
The product of its (nonzero) digits is 1959552, while the sum is 53.
The square root of 389369078 is about 19732.4372037516. The cubic root of 389369078 is about 730.2201612797.
The spelling of 389369078 in words is "three hundred eighty-nine million, three hundred sixty-nine thousand, seventy-eight".
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