Search a number
-
+
42142311301 = 347121447583
BaseRepresentation
bin100111001111111000…
…001010001110000101
311000202222012020010111
4213033320022032011
51142301412430201
631205423553021
73021216510226
oct471770121605
9130688166114
1042142311301
1116966266252
12820145b771
133c87b65c9c
14207ad0d24d
151169b0ab51
hex9cfe0a385

42142311301 has 4 divisors (see below), whose sum is σ = 42263759232. Its totient is φ = 42020863372.

The previous prime is 42142311283. The next prime is 42142311377. The reversal of 42142311301 is 10311324124.

42142311301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42142311301 - 215 = 42142278533 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 (42142315301) 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, 60723445 + ... + 60724138.

It is an arithmetic number, because the mean of its divisors is an integer number (10565939808).

Almost surely, 242142311301 is an apocalyptic number.

It is an amenable number.

42142311301 is a deficient number, since it is larger than the sum of its proper divisors (121447931).

42142311301 is a wasteful number, since it uses less digits than its factorization.

42142311301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121447930.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 42142311301 its reverse (10311324124), we get a palindrome (52453635425).

The spelling of 42142311301 in words is "forty-two billion, one hundred forty-two million, three hundred eleven thousand, three hundred one".

Divisors: 1 347 121447583 42142311301