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6280 = 235157
BaseRepresentation
bin1100010001000
322121121
41202020
5200110
645024
724211
oct14210
98547
106280
11479a
123774
132b21
142408
151cda
hex1888

6280 has 16 divisors (see below), whose sum is σ = 14220. Its totient is φ = 2496.

The previous prime is 6277. The next prime is 6287. The reversal of 6280 is 826.

6280 = 132 + 142 + ... + 272.

It can be written as a sum of positive squares in 2 ways, for example, as 6084 + 196 = 78^2 + 14^2 .

It is a plaindrome in base 11 and base 16.

It is not an unprimeable number, because it can be changed into a prime (6287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39 + ... + 118.

26280 is an apocalyptic number.

6280 is the 40-th decagonal number.

It is an amenable number.

6280 is an abundant number, since it is smaller than the sum of its proper divisors (7940).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7110).

6280 is a wasteful number, since it uses less digits than its factorization.

6280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 6280 is about 79.2464510246. The cubic root of 6280 is about 18.4495827149.

The spelling of 6280 in words is "six thousand, two hundred eighty".