Search a number
-
+
12764702754 = 2321494759397
BaseRepresentation
bin10111110001101010…
…11110100000100010
31012221121001002022200
423320311132200202
5202120230442004
65510343514030
7631215116556
oct137065364042
935847032280
1012764702754
115460384121
122582a58916
13128570956b
148913d9866
154ea974239
hex2f8d5e822

12764702754 has 24 divisors (see below), whose sum is σ = 27842478300. Its totient is φ = 4226343648.

The previous prime is 12764702719. The next prime is 12764702767. The reversal of 12764702754 is 45720746721.

12764702754 is a `hidden beast` number, since 127 + 6 + 470 + 2 + 7 + 54 = 666.

12764702754 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11508354729 + 1256348025 = 107277^2 + 35445^2 .

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 11 ways as a sum of consecutive naturals, for example, 2377017 + ... + 2382380.

Almost surely, 212764702754 is an apocalyptic number.

12764702754 is an abundant number, since it is smaller than the sum of its proper divisors (15077775546).

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

12764702754 is a wasteful number, since it uses less digits than its factorization.

12764702754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4759554 (or 4759551 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 45.

The spelling of 12764702754 in words is "twelve billion, seven hundred sixty-four million, seven hundred two thousand, seven hundred fifty-four".

Divisors: 1 2 3 6 9 18 149 298 447 894 1341 2682 4759397 9518794 14278191 28556382 42834573 85669146 709150153 1418300306 2127450459 4254900918 6382351377 12764702754