Search a number
-
+
242053141440000 = 2935411104921851
BaseRepresentation
bin110111000010010101100011…
…100000110010011000000000
31011202001001110121101210000110
4313002111203200302120000
5223211244313202040000
62214445402244151320
7101661522330563352
oct6702254340623000
91152031417353013
10242053141440000
1170142185037660
122319362b398540
13a50a689934857
1443ab6125c30d2
151ceb557310850
hexdc2563832600

242053141440000 has 800 divisors, whose sum is σ = 879930549590400. Its totient is φ = 58620928000000.

The previous prime is 242053141439959. The next prime is 242053141440001. The reversal of 242053141440000 is 44141350242.

It is a tau number, because it is divible by the number of its divisors (800).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 242053141440000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242053141440001) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 11077429075 + ... + 11077450925.

It is an arithmetic number, because the mean of its divisors is an integer number (1099913186988).

Almost surely, 2242053141440000 is an apocalyptic number.

242053141440000 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 242053141440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (439965274795200).

242053141440000 is an abundant number, since it is smaller than the sum of its proper divisors (637877408150400).

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

242053141440000 is a wasteful number, since it uses less digits than its factorization.

242053141440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22952 (or 22921 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 242053141440000 its reverse (44141350242), we get a palindrome (242097282790242).

The spelling of 242053141440000 in words is "two hundred forty-two trillion, fifty-three billion, one hundred forty-one million, four hundred forty thousand".