Search a number
-
+
264286080 = 27325172699
BaseRepresentation
bin11111100000010…
…10111110000000
3200102022010100100
433300022332000
51020124123310
642120322400
76356252232
oct1760127600
9612263310
10264286080
11126201053
1274613400
13429a50c6
1427158252
1518306ec0
hexfc0af80

264286080 has 192 divisors, whose sum is σ = 966654000. Its totient is φ = 66306048.

The previous prime is 264286073. The next prime is 264286091. The reversal of 264286080 is 80682462.

264286080 is a `hidden beast` number, since 2 + 6 + 42 + 8 + 608 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96571 + ... + 99269.

Almost surely, 2264286080 is an apocalyptic number.

264286080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264286080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (483327000).

264286080 is an abundant number, since it is smaller than the sum of its proper divisors (702367920).

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

264286080 is a wasteful number, since it uses less digits than its factorization.

264286080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741 (or 2726 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 264286080 is about 16256.8779290490. The cubic root of 264286080 is about 641.7385024053.

The spelling of 264286080 in words is "two hundred sixty-four million, two hundred eighty-six thousand, eighty".