Search a number
-
+
6881097 = 319120721
BaseRepresentation
bin11010001111111101001001
3110221121002110
4122033331021
53230143342
6403252533
7112326336
oct32177511
913847073
106881097
11397a963
12237a149
13156c072
14cb198d
1590dc9c
hex68ff49

6881097 has 8 divisors (see below), whose sum is σ = 9657760. Its totient is φ = 4345920.

The previous prime is 6881093. The next prime is 6881113. The reversal of 6881097 is 7901886.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6881097 - 22 = 6881093 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6881093) 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, 60304 + ... + 60417.

It is an arithmetic number, because the mean of its divisors is an integer number (1207220).

Almost surely, 26881097 is an apocalyptic number.

It is an amenable number.

6881097 is a deficient number, since it is larger than the sum of its proper divisors (2776663).

6881097 is a wasteful number, since it uses less digits than its factorization.

6881097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120743.

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 6881097 is about 2623.1845150504. The cubic root of 6881097 is about 190.2038163721.

The spelling of 6881097 in words is "six million, eight hundred eighty-one thousand, ninety-seven".

Divisors: 1 3 19 57 120721 362163 2293699 6881097