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8005225385 = 51999800923
BaseRepresentation
bin1110111010010011…
…00000101110101001
3202122220020120210002
413131021200232221
5112343314203020
63402203432345
7402243202343
oct73511405651
922586216702
108005225385
113438817353
121674b256b5
139a7652671
1455d268293
1531cbcd975
hex1dd260ba9

8005225385 has 8 divisors (see below), whose sum is σ = 9611088000. Its totient is φ = 6400968624.

The previous prime is 8005225379. The next prime is 8005225447. The reversal of 8005225385 is 5835225008.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8005225385 - 210 = 8005224361 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 390467 + ... + 410456.

It is an arithmetic number, because the mean of its divisors is an integer number (1201386000).

Almost surely, 28005225385 is an apocalyptic number.

It is an amenable number.

8005225385 is a deficient number, since it is larger than the sum of its proper divisors (1605862615).

8005225385 is a wasteful number, since it uses less digits than its factorization.

8005225385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802927.

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 8005225385 is about 89471.9251217945. The cubic root of 8005225385 is about 2000.4353539766.

The spelling of 8005225385 in words is "eight billion, five million, two hundred twenty-five thousand, three hundred eighty-five".

Divisors: 1 5 1999 9995 800923 4004615 1601045077 8005225385