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6880060 = 2251122843
BaseRepresentation
bin11010001111101100111100
3110221112200001
4122033230330
53230130220
6403244044
7112323325
oct32175474
913845601
106880060
11397a100
122379624
13156b755
14cb144c
1590d80a
hex68fb3c

6880060 has 36 divisors (see below), whose sum is σ = 15886584. Its totient is φ = 2500960.

The previous prime is 6880057. The next prime is 6880061. The reversal of 6880060 is 600886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6880061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 999 + ... + 3841.

It is an arithmetic number, because the mean of its divisors is an integer number (441294).

Almost surely, 26880060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6880060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7943292).

6880060 is an abundant number, since it is smaller than the sum of its proper divisors (9006524).

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

6880060 is a wasteful number, since it uses less digits than its factorization.

6880060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2874 (or 2861 counting only the distinct ones).

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

The square root of 6880060 is about 2622.9868470886. The cubic root of 6880060 is about 190.1942611482.

The spelling of 6880060 in words is "six million, eight hundred eighty thousand, sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 121 220 242 484 605 1210 2420 2843 5686 11372 14215 28430 31273 56860 62546 125092 156365 312730 344003 625460 688006 1376012 1720015 3440030 6880060