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8989141 = 71775539
BaseRepresentation
bin100010010010…
…100111010101
3121220200210011
4202102213111
54300123031
6520400221
7136256260
oct42224725
917820704
108989141
11508a747
123016071
131b29725
14129dcd7
15bc86b1
hex8929d5

8989141 has 8 divisors (see below), whose sum is σ = 10877760. Its totient is φ = 7251648.

The previous prime is 8989139. The next prime is 8989153. The reversal of 8989141 is 1419898.

8989141 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 8989141 - 21 = 8989139 is a prime.

It is a super-3 number, since 3×89891413 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8989094 and 8989103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8989241) by changing a digit.

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, 37651 + ... + 37888.

It is an arithmetic number, because the mean of its divisors is an integer number (1359720).

Almost surely, 28989141 is an apocalyptic number.

It is an amenable number.

8989141 is a deficient number, since it is larger than the sum of its proper divisors (1888619).

8989141 is a wasteful number, since it uses less digits than its factorization.

8989141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75563.

The product of its digits is 20736, while the sum is 40.

The square root of 8989141 is about 2998.1896204210. The cubic root of 8989141 is about 207.9246907469.

The spelling of 8989141 in words is "eight million, nine hundred eighty-nine thousand, one hundred forty-one".

Divisors: 1 7 17 119 75539 528773 1284163 8989141