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6880132 = 227245719
BaseRepresentation
bin11010001111101110000100
3110221112202201
4122033232010
53230131012
6403244244
7112323460
oct32175604
913845681
106880132
11397a166
122379684
13156b7ac
14cb14a0
1590d857
hex68fb84

6880132 has 12 divisors (see below), whose sum is σ = 13760320. Its totient is φ = 2948616.

The previous prime is 6880127. The next prime is 6880141. The reversal of 6880132 is 2310886.

6880132 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

6880132 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 245719 = 6880132 / (6 + 8 + 8 + 0 + 1 + 3 + 2).

6880132 is strictly pandigital in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 6880132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122832 + ... + 122887.

Almost surely, 26880132 is an apocalyptic number.

It is an amenable number.

6880132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6880132 is a wasteful number, since it uses less digits than its factorization.

6880132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245730 (or 245728 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 6880132 is about 2623.0005718642. Note that the first 3 decimals coincide. The cubic root of 6880132 is about 190.1949246085.

It can be divided in two parts, 68 and 80132, that added together give a triangular number (80200 = T400).

The spelling of 6880132 in words is "six million, eight hundred eighty thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 245719 491438 982876 1720033 3440066 6880132