Base | Representation |
---|---|
bin | 11100100110010… |
… | …000000001010110 |
3 | 1020102210210222020 |
4 | 130212100001112 |
5 | 1440311223032 |
6 | 115335314010 |
7 | 14614066110 |
oct | 3446200126 |
9 | 1212723866 |
10 | 479789142 |
11 | 226912758 |
12 | 11481b906 |
13 | 78529a01 |
14 | 47a143b0 |
15 | 2c1c4b2c |
hex | 1c990056 |
479789142 has 32 divisors (see below), whose sum is σ = 1111690752. Its totient is φ = 135203904.
The previous prime is 479789129. The next prime is 479789143. The reversal of 479789142 is 241987974.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (479789143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75178 + ... + 81309.
It is an arithmetic number, because the mean of its divisors is an integer number (34740336).
Almost surely, 2479789142 is an apocalyptic number.
479789142 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
479789142 is an abundant number, since it is smaller than the sum of its proper divisors (631901610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
479789142 is a wasteful number, since it uses less digits than its factorization.
479789142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 156572.
The product of its digits is 1016064, while the sum is 51.
The square root of 479789142 is about 21904.0896181512. The cubic root of 479789142 is about 782.8588612803.
It can be divided in two parts, 4797 and 89142, that added together give a palindrome (93939).
The spelling of 479789142 in words is "four hundred seventy-nine million, seven hundred eighty-nine thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •