Search a number
-
+
13051299268800 = 26335213175325793
BaseRepresentation
bin1011110111101011111000…
…0011101000100011000000
31201012200200111010101122000
42331322332003220203000
53202313030103100200
643431403433544000
72514632235241002
oct275727603504300
951180614111560
1013051299268800
114182030210711
121569519875000
13738969968340
14331987126372
15179763125300
hexbdebe0e88c0

13051299268800 has 1344 divisors, whose sum is σ = 55276228344960. Its totient is φ = 2966484418560.

The previous prime is 13051299268753. The next prime is 13051299268807. The reversal of 13051299268800 is 886299215031.

13051299268800 is a `hidden beast` number, since 1 + 30 + 512 + 9 + 92 + 6 + 8 + 8 + 0 + 0 = 666.

13051299268800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (13051299268807) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 505988704 + ... + 506014496.

It is an arithmetic number, because the mean of its divisors is an integer number (41128146090).

Almost surely, 213051299268800 is an apocalyptic number.

13051299268800 is a gapful number since it is divisible by the number (10) 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 13051299268800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27638114172480).

13051299268800 is an abundant number, since it is smaller than the sum of its proper divisors (42224929076160).

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

13051299268800 is a wasteful number, since it uses less digits than its factorization.

13051299268800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25907 (or 25886 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The spelling of 13051299268800 in words is "thirteen trillion, fifty-one billion, two hundred ninety-nine million, two hundred sixty-eight thousand, eight hundred".