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2560061 = 72315901
BaseRepresentation
bin1001110001000000111101
311211001202002
421301000331
51123410221
6130512045
730521510
oct11610075
94731662
102560061
111499459
12a35625
136b833a
144a8d77
1535880b
hex27103d

2560061 has 8 divisors (see below), whose sum is σ = 3053184. Its totient is φ = 2098800.

The previous prime is 2560057. The next prime is 2560087. The reversal of 2560061 is 1600652.

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

It is a cyclic number.

It is not a de Polignac number, because 2560061 - 22 = 2560057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560021) 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, 7790 + ... + 8111.

It is an arithmetic number, because the mean of its divisors is an integer number (381648).

22560061 is an apocalyptic number.

It is an amenable number.

2560061 is a deficient number, since it is larger than the sum of its proper divisors (493123).

2560061 is a wasteful number, since it uses less digits than its factorization.

2560061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15931.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2560061 is about 1600.0190623864. The cubic root of 2560061 is about 136.7991622727.

The spelling of 2560061 in words is "two million, five hundred sixty thousand, sixty-one".

Divisors: 1 7 23 161 15901 111307 365723 2560061