Search a number
-
+
42010042141 = 1391345122469
BaseRepresentation
bin100111000111111111…
…100101111100011101
311000102202022020221201
4213013333211330131
51142014032322031
631144340555501
73015022315654
oct470777457435
9130382266851
1042010042141
11168a86344a1
1281850b2b91
133c66634702
14206751c19b
15115d1ced61
hex9c7fe5f1d

42010042141 has 8 divisors (see below), whose sum is σ = 42317301600. Its totient is φ = 41702854800.

The previous prime is 42010042127. The next prime is 42010042153. The reversal of 42010042141 is 14124001024.

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-42010042141 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 (42010042121) 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, 1858455 + ... + 1880923.

It is an arithmetic number, because the mean of its divisors is an integer number (5289662700).

Almost surely, 242010042141 is an apocalyptic number.

It is an amenable number.

42010042141 is a deficient number, since it is larger than the sum of its proper divisors (307259459).

42010042141 is a wasteful number, since it uses less digits than its factorization.

42010042141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36059.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 42010042141 its reverse (14124001024), we get a palindrome (56134043165).

It can be divided in two parts, 420100 and 42141, that added together give a triangular number (462241 = T961).

The spelling of 42010042141 in words is "forty-two billion, ten million, forty-two thousand, one hundred forty-one".

Divisors: 1 139 13451 22469 1869689 3123191 302230519 42010042141