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5819481980928 = 2193371119281
BaseRepresentation
bin101010010101111010000…
…1010000000000000000000
3202121100002201001001002000
41110223310022000000000
51230321244341342203
620213233315224000
71140305121445320
oct124536412000000
922540081031060
105819481980928
111944034956940
1279ba308a8000
13332a0c2c48b5
141619432ab280
15a15a10574a3
hex54af4280000

5819481980928 has 1280 divisors, whose sum is σ = 22709617920000. Its totient is φ = 1426902220800.

The previous prime is 5819481980903. The next prime is 5819481980929. The reversal of 5819481980928 is 8290891849185.

5819481980928 is a `hidden beast` number, since 58 + 1 + 9 + 481 + 9 + 8 + 0 + 92 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (5819481980929) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20709900148 + ... + 20709900428.

It is an arithmetic number, because the mean of its divisors is an integer number (17741889000).

Almost surely, 25819481980928 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 5819481980928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11354808960000).

5819481980928 is an abundant number, since it is smaller than the sum of its proper divisors (16890135939072).

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

5819481980928 is an equidigital number, since it uses as much as digits as its factorization.

5819481980928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365 (or 323 counting only the distinct ones).

The product of its (nonzero) digits is 119439360, while the sum is 72.

The spelling of 5819481980928 in words is "five trillion, eight hundred nineteen billion, four hundred eighty-one million, nine hundred eighty thousand, nine hundred twenty-eight".