Base | Representation |
---|---|
bin | 100010010010111… |
… | …100111111000000 |
3 | 1111002201000210211 |
4 | 202102330333000 |
5 | 2134300044403 |
6 | 133032403504 |
7 | 20154523510 |
oct | 4222747700 |
9 | 1432630724 |
10 | 575393728 |
11 | 275881908 |
12 | 140846594 |
13 | 92291980 |
14 | 565bd840 |
15 | 357ac06d |
hex | 224bcfc0 |
575393728 has 112 divisors (see below), whose sum is σ = 1451075584. Its totient is φ = 220216320.
The previous prime is 575393723. The next prime is 575393729. The reversal of 575393728 is 827393575.
It is a tau number, because it is divible by the number of its divisors (112).
Its product of digits (1587600) is a multiple of the sum of its prime divisors (3240).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (575393723) 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, 178951 + ... + 182137.
It is an arithmetic number, because the mean of its divisors is an integer number (12956032).
Almost surely, 2575393728 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 575393728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725537792).
575393728 is an abundant number, since it is smaller than the sum of its proper divisors (875681856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
575393728 is a wasteful number, since it uses less digits than its factorization.
575393728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3250 (or 3240 counting only the distinct ones).
The product of its digits is 1587600, while the sum is 49.
The square root of 575393728 is about 23987.3660079634. The cubic root of 575393728 is about 831.7415062354.
The spelling of 575393728 in words is "five hundred seventy-five million, three hundred ninety-three thousand, seven hundred twenty-eight".
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