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575282820 = 2235747151193
BaseRepresentation
bin100010010010100…
…001111010000100
31111002111101200010
4202102201322010
52134233022240
6133030150220
720153552250
oct4222417204
91432441603
10575282820
11275806552
121407b2370
1392253348
1456591260
1535789280
hex224a1e84

575282820 has 192 divisors, whose sum is σ = 1902329856. Its totient is φ = 127180800.

The previous prime is 575282803. The next prime is 575282821. The reversal of 575282820 is 28282575.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (575282821) 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 63 ways as a sum of consecutive naturals, for example, 2980644 + ... + 2980836.

It is an arithmetic number, because the mean of its divisors is an integer number (9907968).

Almost surely, 2575282820 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 575282820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (951164928).

575282820 is an abundant number, since it is smaller than the sum of its proper divisors (1327047036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

575282820 is a wasteful number, since it uses less digits than its factorization.

575282820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 39.

The square root of 575282820 is about 23985.0540962492. The cubic root of 575282820 is about 831.6880629959.

The spelling of 575282820 in words is "five hundred seventy-five million, two hundred eighty-two thousand, eight hundred twenty".