Base | Representation |
---|---|
bin | 10111001100110… |
… | …110110000110000 |
3 | 1000010102202010112 |
4 | 113030312300300 |
5 | 1244121333000 |
6 | 102342520452 |
7 | 12434351663 |
oct | 2714666060 |
9 | 1003382115 |
10 | 389246000 |
11 | 18a7a0310 |
12 | aa436128 |
13 | 628477a0 |
14 | 399a56da |
15 | 2428c235 |
hex | 17336c30 |
389246000 has 160 divisors (see below), whose sum is σ = 1106554176. Its totient is φ = 130560000.
The previous prime is 389245993. The next prime is 389246003. The reversal of 389246000 is 642983.
It is not an unprimeable number, because it can be changed into a prime (389246003) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285320 + ... + 286680.
Almost surely, 2389246000 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 389246000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (553277088).
389246000 is an abundant number, since it is smaller than the sum of its proper divisors (717308176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389246000 is a wasteful number, since it uses less digits than its factorization.
389246000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1408 (or 1392 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 32.
The square root of 389246000 is about 19729.3182852323. The cubic root of 389246000 is about 730.1432132858.
Adding to 389246000 its reverse (642983), we get a palindrome (389888983).
The spelling of 389246000 in words is "three hundred eighty-nine million, two hundred forty-six thousand".
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