Base | Representation |
---|---|
bin | 1111110111110011011000 |
3 | 21211101110001 |
4 | 33313303120 |
5 | 2031120403 |
6 | 225102344 |
7 | 50236255 |
oct | 17676330 |
9 | 7741401 |
10 | 4160728 |
11 | 2392020 |
12 | 14879b4 |
13 | b28a90 |
14 | 7a442c |
15 | 572c1d |
hex | 3f7cd8 |
4160728 has 32 divisors (see below), whose sum is σ = 9167760. Its totient is φ = 1745280.
The previous prime is 4160719. The next prime is 4160729. The reversal of 4160728 is 8270614.
It is a junction number, because it is equal to n+sod(n) for n = 4160696 and 4160705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4160729) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675 + ... + 2962.
Almost surely, 24160728 is an apocalyptic number.
It is an amenable number.
4160728 is an abundant number, since it is smaller than the sum of its proper divisors (5007032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4160728 is a wasteful number, since it uses less digits than its factorization.
4160728 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3667 (or 3663 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 4160728 is about 2039.7862633129. The cubic root of 4160728 is about 160.8384114898.
The spelling of 4160728 in words is "four million, one hundred sixty thousand, seven hundred twenty-eight".
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