Base | Representation |
---|---|
bin | 10111001100011… |
… | …111000001010000 |
3 | 1000010020210201202 |
4 | 113030133001100 |
5 | 1244110230002 |
6 | 102340450332 |
7 | 12433465316 |
oct | 2714370120 |
9 | 1003223652 |
10 | 389148752 |
11 | 18a734243 |
12 | aa3a99a8 |
13 | 62812445 |
14 | 3997c0b6 |
15 | 2426d502 |
hex | 1731f050 |
389148752 has 20 divisors (see below), whose sum is σ = 754299936. Its totient is φ = 194490720.
The previous prime is 389148743. The next prime is 389148757. The reversal of 389148752 is 257841983.
It is a happy number.
It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 389148697 and 389148706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389148757) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52373 + ... + 59339.
Almost surely, 2389148752 is an apocalyptic number.
It is an amenable number.
389148752 is a deficient number, since it is larger than the sum of its proper divisors (365151184).
389148752 is a wasteful number, since it uses less digits than its factorization.
389148752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10466 (or 10460 counting only the distinct ones).
The product of its digits is 483840, while the sum is 47.
The square root of 389148752 is about 19726.8535757733. The cubic root of 389148752 is about 730.0824026577.
The spelling of 389148752 in words is "three hundred eighty-nine million, one hundred forty-eight thousand, seven hundred fifty-two".
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