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2680315 = 51148733
BaseRepresentation
bin1010001110010111111011
312001011200221
422032113323
51141232230
6133240511
731532221
oct12162773
95034627
102680315
111570840
12a93137
1372acb1
144dab11
1537e27a
hex28e5fb

2680315 has 8 divisors (see below), whose sum is σ = 3508848. Its totient is φ = 1949280.

The previous prime is 2680313. The next prime is 2680357. The reversal of 2680315 is 5130862.

It is a happy number.

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

It is not a de Polignac number, because 2680315 - 21 = 2680313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2680315.

It is not an unprimeable number, because it can be changed into a prime (2680313) 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, 24312 + ... + 24421.

It is an arithmetic number, because the mean of its divisors is an integer number (438606).

22680315 is an apocalyptic number.

2680315 is a deficient number, since it is larger than the sum of its proper divisors (828533).

2680315 is a wasteful number, since it uses less digits than its factorization.

2680315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48749.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2680315 is about 1637.1667599851. The cubic root of 2680315 is about 138.9084330423.

The spelling of 2680315 in words is "two million, six hundred eighty thousand, three hundred fifteen".

Divisors: 1 5 11 55 48733 243665 536063 2680315