Base | Representation |
---|---|
bin | 10010110011010011010000 |
3 | 100021101221012 |
4 | 102303103100 |
5 | 2230204340 |
6 | 253350052 |
7 | 56615306 |
oct | 22632320 |
9 | 10241835 |
10 | 4928720 |
11 | 2867025 |
12 | 1798328 |
13 | 1037504 |
14 | 924276 |
15 | 675565 |
hex | 4b34d0 |
4928720 has 20 divisors (see below), whose sum is σ = 11459460. Its totient is φ = 1971456.
The previous prime is 4928719. The next prime is 4928723. The reversal of 4928720 is 278294.
It can be written as a sum of positive squares in 2 ways, for example, as 1024144 + 3904576 = 1012^2 + 1976^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4928723) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30725 + ... + 30884.
It is an arithmetic number, because the mean of its divisors is an integer number (572973).
Almost surely, 24928720 is an apocalyptic number.
4928720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
4928720 is an abundant number, since it is smaller than the sum of its proper divisors (6530740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4928720 is a wasteful number, since it uses less digits than its factorization.
4928720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61622 (or 61616 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 32.
The square root of 4928720 is about 2220.0720709022. The cubic root of 4928720 is about 170.1811218391.
The spelling of 4928720 in words is "four million, nine hundred twenty-eight thousand, seven hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •