Search a number
-
+
42243014040013 = 387826310892251
BaseRepresentation
bin10011001101011011101111…
…10110001001100111001101
312112120101121021120011220001
421212231313312021213031
521014102143043240023
6225502101151324301
711616646160566213
oct1146556766114715
9175511537504801
1042243014040013
1112507186174a56
1248a2b8bb20691
131a7566478c487
14a60803a36cb3
154d3c8756e6ad
hex266b77d899cd

42243014040013 has 4 divisors (see below), whose sum is σ = 42243028810528. Its totient is φ = 42242999269500.

The previous prime is 42243014040001. The next prime is 42243014040041. The reversal of 42243014040013 is 31004041034224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42243014040013 - 241 = 40043990784461 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 (42243114040013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1567863 + ... + 9324388.

It is an arithmetic number, because the mean of its divisors is an integer number (10560757202632).

Almost surely, 242243014040013 is an apocalyptic number.

It is an amenable number.

42243014040013 is a deficient number, since it is larger than the sum of its proper divisors (14770515).

42243014040013 is a wasteful number, since it uses less digits than its factorization.

42243014040013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14770514.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 42243014040013 its reverse (31004041034224), we get a palindrome (73247055074237).

The spelling of 42243014040013 in words is "forty-two trillion, two hundred forty-three billion, fourteen million, forty thousand, thirteen".

Divisors: 1 3878263 10892251 42243014040013