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2380513 = 4575209
BaseRepresentation
bin1001000101001011100001
311110221110011
421011023201
51102134023
6123004521
726143162
oct11051341
94427404
102380513
111386573
12969741
136546b5
1445d769
1532050d
hex2452e1

2380513 has 4 divisors (see below), whose sum is σ = 2386180. Its totient is φ = 2374848.

The previous prime is 2380489. The next prime is 2380517. The reversal of 2380513 is 3150832.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2226064 + 154449 = 1492^2 + 393^2 .

It is a cyclic number.

It is not a de Polignac number, because 2380513 - 25 = 2380481 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2380517) 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, 2148 + ... + 3061.

It is an arithmetic number, because the mean of its divisors is an integer number (596545).

22380513 is an apocalyptic number.

It is an amenable number.

2380513 is a deficient number, since it is larger than the sum of its proper divisors (5667).

2380513 is an equidigital number, since it uses as much as digits as its factorization.

2380513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5666.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2380513 is about 1542.8911173508. The cubic root of 2380513 is about 133.5232370349.

The spelling of 2380513 in words is "two million, three hundred eighty thousand, five hundred thirteen".

Divisors: 1 457 5209 2380513