Search a number
-
+
2830545601 = 13217734277
BaseRepresentation
bin1010100010110110…
…1011001011000001
321022021011121121021
42220231223023001
521244104424401
61144512225441
7130100145352
oct25055531301
97267147537
102830545601
111222850894
1266bb3b281
13361563670
141cbcd5d29
151187702a1
hexa8b6b2c1

2830545601 has 4 divisors (see below), whose sum is σ = 3048279892. Its totient is φ = 2612811312.

The previous prime is 2830545533. The next prime is 2830545637. The reversal of 2830545601 is 1065450382.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1065450382 = 2532725191.

It can be written as a sum of positive squares in 2 ways, for example, as 165508225 + 2665037376 = 12865^2 + 51624^2 .

It is a cyclic number.

It is not a de Polignac number, because 2830545601 - 215 = 2830512833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2830545671) 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, 108867126 + ... + 108867151.

It is an arithmetic number, because the mean of its divisors is an integer number (762069973).

Almost surely, 22830545601 is an apocalyptic number.

It is an amenable number.

2830545601 is a deficient number, since it is larger than the sum of its proper divisors (217734291).

2830545601 is a wasteful number, since it uses less digits than its factorization.

2830545601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217734290.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 2830545601 is about 53202.8721123212. The cubic root of 2830545601 is about 1414.5665536339.

Adding to 2830545601 its reverse (1065450382), we get a palindrome (3895995983).

The spelling of 2830545601 in words is "two billion, eight hundred thirty million, five hundred forty-five thousand, six hundred one".

Divisors: 1 13 217734277 2830545601