Search a number
-
+
2989133 = 71672557
BaseRepresentation
bin1011011001110001001101
312121212022122
423121301031
51231123013
6144022325
734256450
oct13316115
95555278
102989133
111761864
1210019a5
13808724
1457b497
153e0a08
hex2d9c4d

2989133 has 8 divisors (see below), whose sum is σ = 3437952. Its totient is φ = 2545776.

The previous prime is 2989097. The next prime is 2989139. The reversal of 2989133 is 3319892.

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 2989133 - 26 = 2989069 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2989093 and 2989102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2989139) 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, 110 + ... + 2447.

It is an arithmetic number, because the mean of its divisors is an integer number (429744).

22989133 is an apocalyptic number.

It is an amenable number.

2989133 is a deficient number, since it is larger than the sum of its proper divisors (448819).

2989133 is a wasteful number, since it uses less digits than its factorization.

2989133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731.

The product of its digits is 11664, while the sum is 35.

The square root of 2989133 is about 1728.9109288798. The cubic root of 2989133 is about 144.0506027147.

The spelling of 2989133 in words is "two million, nine hundred eighty-nine thousand, one hundred thirty-three".

Divisors: 1 7 167 1169 2557 17899 427019 2989133