Search a number
-
+
2979913 = 17592971
BaseRepresentation
bin1011010111100001001001
312121101200011
423113201021
51230324123
6143511521
734220536
oct13274111
95541604
102979913
111755942
12bb85a1
13804481
14577d8d
153dce0d
hex2d7849

2979913 has 8 divisors (see below), whose sum is σ = 3209760. Its totient is φ = 2756160.

The previous prime is 2979901. The next prime is 2979917. The reversal of 2979913 is 3199792.

2979913 is digitally balanced in base 2, 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 a de Polignac number, because none of the positive numbers 2k-2979913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2979917) 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, 483 + ... + 2488.

It is an arithmetic number, because the mean of its divisors is an integer number (401220).

22979913 is an apocalyptic number.

It is an amenable number.

2979913 is a deficient number, since it is larger than the sum of its proper divisors (229847).

2979913 is a wasteful number, since it uses less digits than its factorization.

2979913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047.

The product of its digits is 30618, while the sum is 40.

The square root of 2979913 is about 1726.2424511059. The cubic root of 2979913 is about 143.9023418354.

The spelling of 2979913 in words is "two million, nine hundred seventy-nine thousand, nine hundred thirteen".

Divisors: 1 17 59 1003 2971 50507 175289 2979913