Search a number
-
+
9895081 = 71738171
BaseRepresentation
bin100101101111…
…110010101001
3200121201111111
4211233302221
510013120311
6552030321
7150051430
oct45576251
920551444
109895081
115649359
1233923a1
132085ba1
141458117
15d06d21
hex96fca9

9895081 has 8 divisors (see below), whose sum is σ = 11375424. Its totient is φ = 8431440.

The previous prime is 9895079. The next prime is 9895091. The reversal of 9895081 is 1805989.

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 9895081 - 21 = 9895079 is a prime.

It is a super-2 number, since 2×98950812 = 195825255993122, which contains 22 as substring.

It is a Duffinian number.

9895081 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9895001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2875 + ... + 5296.

It is an arithmetic number, because the mean of its divisors is an integer number (1421928).

Almost surely, 29895081 is an apocalyptic number.

It is an amenable number.

9895081 is a deficient number, since it is larger than the sum of its proper divisors (1480343).

9895081 is a wasteful number, since it uses less digits than its factorization.

9895081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8351.

The product of its (nonzero) digits is 25920, while the sum is 40.

The square root of 9895081 is about 3145.6447669754. The cubic root of 9895081 is about 214.6873479790.

The spelling of 9895081 in words is "nine million, eight hundred ninety-five thousand, eighty-one".

Divisors: 1 7 173 1211 8171 57197 1413583 9895081