Search a number
-
+
2805230450 = 2521114934231
BaseRepresentation
bin1010011100110100…
…0110101101110010
321020111112110202002
42213031012231302
521221114333300
61142205454002
7126342031301
oct24715065562
97214473662
102805230450
11120a530180
12663571302
1335923bb99
141c87c6438
1511641e5d5
hexa7346b72

2805230450 has 48 divisors (see below), whose sum is σ = 5730436800. Its totient is φ = 1013208000.

The previous prime is 2805230447. The next prime is 2805230473. The reversal of 2805230450 is 540325082.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64835 + ... + 99065.

It is an arithmetic number, because the mean of its divisors is an integer number (119384100).

Almost surely, 22805230450 is an apocalyptic number.

2805230450 is an abundant number, since it is smaller than the sum of its proper divisors (2925206350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2805230450 is a wasteful number, since it uses less digits than its factorization.

2805230450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34403 (or 34398 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 2805230450 is about 52964.4262689591. The cubic root of 2805230450 is about 1410.3368324937.

The spelling of 2805230450 in words is "two billion, eight hundred five million, two hundred thirty thousand, four hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 149 275 298 550 745 1490 1639 3278 3725 7450 8195 16390 34231 40975 68462 81950 171155 342310 376541 753082 855775 1711550 1882705 3765410 5100419 9413525 10200838 18827050 25502095 51004190 56104609 112209218 127510475 255020950 280523045 561046090 1402615225 2805230450