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2804035141 = 4168391101
BaseRepresentation
bin1010011100100010…
…0010111001000101
321020102021202002101
42213020202321011
521220313111031
61142124112101
7126325622365
oct24710427105
97212252071
102804035141
111209894116
12663095631
13358c10abb
141c85949a5
15116285361
hexa7222e45

2804035141 has 4 divisors (see below), whose sum is σ = 2872426284. Its totient is φ = 2735644000.

The previous prime is 2804035111. The next prime is 2804035151. The reversal of 2804035141 is 1415304082.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1415304082 = 2707652041.

It can be written as a sum of positive squares in 2 ways, for example, as 74390625 + 2729644516 = 8625^2 + 52246^2 .

It is a cyclic number.

It is not a de Polignac number, because 2804035141 - 25 = 2804035109 is a prime.

It is a super-2 number, since 2×28040351412 = 15725226143925779762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2804035111) 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, 34195510 + ... + 34195591.

It is an arithmetic number, because the mean of its divisors is an integer number (718106571).

Almost surely, 22804035141 is an apocalyptic number.

It is an amenable number.

2804035141 is a deficient number, since it is larger than the sum of its proper divisors (68391143).

2804035141 is an equidigital number, since it uses as much as digits as its factorization.

2804035141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68391142.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 2804035141 is about 52953.1409927683. The cubic root of 2804035141 is about 1410.1364891430.

The spelling of 2804035141 in words is "two billion, eight hundred four million, thirty-five thousand, one hundred forty-one".

Divisors: 1 41 68391101 2804035141