Base | Representation |
---|---|
bin | 10111001111000… |
… | …010001011011101 |
3 | 1000011111202110122 |
4 | 113033002023131 |
5 | 1244243121203 |
6 | 102403044325 |
7 | 12442250603 |
oct | 2717021335 |
9 | 1004452418 |
10 | 389817053 |
11 | 19005035a |
12 | aa6706a5 |
13 | 629b76a2 |
14 | 39ab3873 |
15 | 24351538 |
hex | 173c22dd |
389817053 has 16 divisors (see below), whose sum is σ = 425476800. Its totient is φ = 355893120.
The previous prime is 389817031. The next prime is 389817061. The reversal of 389817053 is 350718983.
It is a happy number.
It is not a de Polignac number, because 389817053 - 224 = 373039837 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 389816995 and 389817013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389817073) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61643 + ... + 67671.
It is an arithmetic number, because the mean of its divisors is an integer number (26592300).
Almost surely, 2389817053 is an apocalyptic number.
It is an amenable number.
389817053 is a deficient number, since it is larger than the sum of its proper divisors (35659747).
389817053 is a wasteful number, since it uses less digits than its factorization.
389817053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6172.
The product of its (nonzero) digits is 181440, while the sum is 44.
The square root of 389817053 is about 19743.7851740744. The cubic root of 389817053 is about 730.5000970553.
The spelling of 389817053 in words is "three hundred eighty-nine million, eight hundred seventeen thousand, fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •