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6240580 = 225312029
BaseRepresentation
bin10111110011100101000100
3102202001110121
4113303211010
53044144310
6341431324
7104021053
oct27634504
912661417
106240580
113582705
12210b544
1313a6668
14b8639a
158340da
hex5f3944

6240580 has 12 divisors (see below), whose sum is σ = 13105260. Its totient is φ = 2496224.

The previous prime is 6240527. The next prime is 6240587. The reversal of 6240580 is 850426.

It can be written as a sum of positive squares in 2 ways, for example, as 2304324 + 3936256 = 1518^2 + 1984^2 .

It is not an unprimeable number, because it can be changed into a prime (6240587) 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, 155995 + ... + 156034.

It is an arithmetic number, because the mean of its divisors is an integer number (1092105).

Almost surely, 26240580 is an apocalyptic number.

It is an amenable number.

6240580 is an abundant number, since it is smaller than the sum of its proper divisors (6864680).

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

6240580 is a wasteful number, since it uses less digits than its factorization.

6240580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312038 (or 312036 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 6240580 is about 2498.1152895733. The cubic root of 6240580 is about 184.1089855283.

The spelling of 6240580 in words is "six million, two hundred forty thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 312029 624058 1248116 1560145 3120290 6240580