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4821968580 = 223511213192689
BaseRepresentation
bin1000111110110100…
…10110011011000100
3110110001101101100220
410133122112123010
534333410443310
62114251304340
7230331025302
oct43732263304
913401341326
104821968580
11205496a400
12b26a4b0b0
135bacc6a60
1433a59b272
151d34db670
hex11f6966c4

4821968580 has 288 divisors, whose sum is σ = 16829500800. Its totient is φ = 1021870080.

The previous prime is 4821968573. The next prime is 4821968659. The reversal of 4821968580 is 858691284.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1791876 + ... + 1794564.

Almost surely, 24821968580 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 4821968580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8414750400).

4821968580 is an abundant number, since it is smaller than the sum of its proper divisors (12007532220).

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

4821968580 is a wasteful number, since it uses less digits than its factorization.

4821968580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755 (or 2742 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 51.

The square root of 4821968580 is about 69440.3958802079. The cubic root of 4821968580 is about 1689.4348891933.

The spelling of 4821968580 in words is "four billion, eight hundred twenty-one million, nine hundred sixty-eight thousand, five hundred eighty".