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2680103413 = 13206161801
BaseRepresentation
bin1001111110111111…
…0010000111110101
320220210002100201101
42133233302013311
520442101302123
61121535530101
7123262334401
oct23757620765
96823070641
102680103413
1111559373a9
12629689931
1333933b410
141b5d34101
1510a454aad
hex9fbf21f5

2680103413 has 4 divisors (see below), whose sum is σ = 2886265228. Its totient is φ = 2473941600.

The previous prime is 2680103407. The next prime is 2680103443. The reversal of 2680103413 is 3143010862.

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 304223364 + 2375880049 = 17442^2 + 48743^2 .

It is a de Polignac number, because none of the positive numbers 2k-2680103413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2680103443) 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, 103080888 + ... + 103080913.

It is an arithmetic number, because the mean of its divisors is an integer number (721566307).

Almost surely, 22680103413 is an apocalyptic number.

It is an amenable number.

2680103413 is a deficient number, since it is larger than the sum of its proper divisors (206161815).

2680103413 is a wasteful number, since it uses less digits than its factorization.

2680103413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206161814.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2680103413 is about 51769.7152107291. The cubic root of 2680103413 is about 1389.0477775148.

The spelling of 2680103413 in words is "two billion, six hundred eighty million, one hundred three thousand, four hundred thirteen".

Divisors: 1 13 206161801 2680103413