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8481085 = 513912203
BaseRepresentation
bin100000010110…
…100100111101
3120221212212021
4200112210331
54132343320
6501440141
7132042124
oct40264475
916855767
108481085
114872a68
122a10051
1319ac3c2
1411aaabb
15b27daa
hex81693d

8481085 has 8 divisors (see below), whose sum is σ = 10251360. Its totient is φ = 6735504.

The previous prime is 8481059. The next prime is 8481101. The reversal of 8481085 is 5801848.

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 8481085 - 219 = 7956797 is a prime.

8481085 is a lucky number.

It is a plaindrome in base 14.

It is a zygodrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 8481085.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5407 + ... + 6796.

It is an arithmetic number, because the mean of its divisors is an integer number (1281420).

Almost surely, 28481085 is an apocalyptic number.

It is an amenable number.

8481085 is a deficient number, since it is larger than the sum of its proper divisors (1770275).

8481085 is a wasteful number, since it uses less digits than its factorization.

8481085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12347.

The product of its (nonzero) digits is 10240, while the sum is 34.

The square root of 8481085 is about 2912.2302450184. The cubic root of 8481085 is about 203.9312612827.

The spelling of 8481085 in words is "eight million, four hundred eighty-one thousand, eighty-five".

Divisors: 1 5 139 695 12203 61015 1696217 8481085