[go: up one dir, main page]

Search a number
-
+
505504068 = 223109386471
BaseRepresentation
bin11110001000010…
…110000101000100
31022020012021012220
4132020112011010
52013402112233
6122054412340
715345466536
oct3610260504
91266167186
10505504068
1123a386763
121213610b0
1380961444
144b1c9856
152e5a3eb3
hex1e216144

505504068 has 24 divisors (see below), whose sum is σ = 1190333760. Its totient is φ = 166955040.

The previous prime is 505504067. The next prime is 505504093. The reversal of 505504068 is 860405505.

It is not an unprimeable number, because it can be changed into a prime (505504067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191928 + ... + 194543.

It is an arithmetic number, because the mean of its divisors is an integer number (49597240).

Almost surely, 2505504068 is an apocalyptic number.

It is an amenable number.

505504068 is an abundant number, since it is smaller than the sum of its proper divisors (684829692).

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

505504068 is a wasteful number, since it uses less digits than its factorization.

505504068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386587 (or 386585 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 505504068 is about 22483.4176227726. The cubic root of 505504068 is about 796.6022919881.

The spelling of 505504068 in words is "five hundred five million, five hundred four thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 109 218 327 436 654 1308 386471 772942 1159413 1545884 2318826 4637652 42125339 84250678 126376017 168501356 252752034 505504068