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6980541 = 32326847
BaseRepresentation
bin11010101000001110111101
3111010122111120
4122220032331
53241334131
6405341153
7113222301
oct32501675
914118446
106980541
113a38647
1224077b9
1315a53c9
14cd9d01
1592d496
hex6a83bd

6980541 has 4 divisors (see below), whose sum is σ = 9307392. Its totient is φ = 4653692.

The previous prime is 6980527. The next prime is 6980551. The reversal of 6980541 is 1450896.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6980541 - 25 = 6980509 is a prime.

It is a D-number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6980521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1163421 + ... + 1163426.

It is an arithmetic number, because the mean of its divisors is an integer number (2326848).

Almost surely, 26980541 is an apocalyptic number.

It is an amenable number.

6980541 is a deficient number, since it is larger than the sum of its proper divisors (2326851).

6980541 is a wasteful number, since it uses less digits than its factorization.

6980541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326850.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 6980541 is about 2642.0713465007. The cubic root of 6980541 is about 191.1156979274.

The spelling of 6980541 in words is "six million, nine hundred eighty thousand, five hundred forty-one".

Divisors: 1 3 2326847 6980541