Search a number
-
+
266231054651423 = 2917157771578489
BaseRepresentation
bin111100100010001010111111…
…011100001101000000011111
31021220122102212221122120002012
4330202022333130031000133
5234343412144442321143
62342120505202021435
7110035362502150661
oct7442127734150037
91256572787576065
10266231054651423
1177913a577a3284
1225a3944164787b
13b572633214bc4
1449a591a76c531
1520ba432552418
hexf222bf70d01f

266231054651423 has 8 divisors (see below), whose sum is σ = 266324471849040. Its totient is φ = 266137638932160.

The previous prime is 266231054651417. The next prime is 266231054651459. The reversal of 266231054651423 is 324156450132662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-266231054651423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266231054656423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459928763 + ... + 460507251.

It is an arithmetic number, because the mean of its divisors is an integer number (33290558981130).

Almost surely, 2266231054651423 is an apocalyptic number.

266231054651423 is a deficient number, since it is larger than the sum of its proper divisors (93417197617).

266231054651423 is a wasteful number, since it uses less digits than its factorization.

266231054651423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739177.

The product of its (nonzero) digits is 6220800, while the sum is 50.

The spelling of 266231054651423 in words is "two hundred sixty-six trillion, two hundred thirty-one billion, fifty-four million, six hundred fifty-one thousand, four hundred twenty-three".

Divisors: 1 2917 157771 578489 460218007 1687452413 91268788019 266231054651423