Search a number
-
+
243792060 = 223531131071
BaseRepresentation
bin11101000011111…
…11100010111100
3121222201220211120
432201333202330
5444402321220
640105150540
76020125011
oct1641774274
9558656746
10243792060
11115683646
126978b450
133b67ab75
1424541708
1516609a40
hexe87f8bc

243792060 has 48 divisors (see below), whose sum is σ = 704643072. Its totient is φ = 62913600.

The previous prime is 243792047. The next prime is 243792079. The reversal of 243792060 is 60297342.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 63676 + ... + 67395.

It is an arithmetic number, because the mean of its divisors is an integer number (14680064).

Almost surely, 2243792060 is an apocalyptic number.

243792060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243792060 is an abundant number, since it is smaller than the sum of its proper divisors (460851012).

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

243792060 is a wasteful number, since it uses less digits than its factorization.

243792060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131114 (or 131112 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 243792060 is about 15613.8419359234. The cubic root of 243792060 is about 624.7024161994.

The spelling of 243792060 in words is "two hundred forty-three million, seven hundred ninety-two thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 31 60 62 93 124 155 186 310 372 465 620 930 1860 131071 262142 393213 524284 655355 786426 1310710 1572852 1966065 2621420 3932130 4063201 7864260 8126402 12189603 16252804 20316005 24379206 40632010 48758412 60948015 81264020 121896030 243792060