Search a number
-
+
2804815029 = 31033905071
BaseRepresentation
bin1010011100101110…
…0001010010110101
321020110202100220010
42213023201102311
521221013040104
61142152530433
7126335351202
oct24713412265
97213670803
102804815029
11120a277055
126633b0a19
13359124a83
141c8718ca9
1511638b489
hexa72e14b5

2804815029 has 8 divisors (see below), whose sum is σ = 3743377792. Its totient is φ = 1868064480.

The previous prime is 2804815021. The next prime is 2804815103. The reversal of 2804815029 is 9205184082.

2804815029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2804815029 - 23 = 2804815021 is a prime.

It is a super-3 number, since 3×28048150293 (a number of 29 digits) contains 333 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 (2804815021) 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, 449437 + ... + 455634.

It is an arithmetic number, because the mean of its divisors is an integer number (467922224).

Almost surely, 22804815029 is an apocalyptic number.

It is an amenable number.

2804815029 is a deficient number, since it is larger than the sum of its proper divisors (938562763).

2804815029 is a wasteful number, since it uses less digits than its factorization.

2804815029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906107.

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 2804815029 is about 52960.5044254679. The cubic root of 2804815029 is about 1410.2672110644.

The spelling of 2804815029 in words is "two billion, eight hundred four million, eight hundred fifteen thousand, twenty-nine".

Divisors: 1 3 1033 3099 905071 2715213 934938343 2804815029