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8048248641 = 331451205433
BaseRepresentation
bin1110111111011011…
…01000011101000001
3202202220012101121000
413133231220131001
5112440322424031
63410341522213
7403304661516
oct73755503501
922686171530
108048248641
113460032364
121687413369
139b3537304
14564c6730d
1532187b3e6
hex1dfb68741

8048248641 has 16 divisors (see below), whose sum is σ = 11931606720. Its totient is φ = 5361775200.

The previous prime is 8048248609. The next prime is 8048248661. The reversal of 8048248641 is 1468428408.

It is not a de Polignac number, because 8048248641 - 25 = 8048248609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8048248661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63540 + ... + 141893.

It is an arithmetic number, because the mean of its divisors is an integer number (745725420).

Almost surely, 28048248641 is an apocalyptic number.

It is an amenable number.

8048248641 is a deficient number, since it is larger than the sum of its proper divisors (3883358079).

8048248641 is a wasteful number, since it uses less digits than its factorization.

8048248641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206893 (or 206887 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 45.

The square root of 8048248641 is about 89712.0317515995. The cubic root of 8048248641 is about 2004.0126639631.

The spelling of 8048248641 in words is "eight billion, forty-eight million, two hundred forty-eight thousand, six hundred forty-one".

Divisors: 1 3 9 27 1451 4353 13059 39177 205433 616299 1848897 5546691 298083283 894249849 2682749547 8048248641