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42031114213 = 113821010383
BaseRepresentation
bin100111001001001111…
…111110011111100101
311000111012221211101211
4213021033332133211
51142034431123323
631150412351421
73015366401404
oct471117763745
9130435854354
1042031114213
1116909517230
128190175571
133c6ab01aaa
14206a24563b
15115ee9370d
hex9c93fe7e5

42031114213 has 4 divisors (see below), whose sum is σ = 45852124608. Its totient is φ = 38210103820.

The previous prime is 42031114193. The next prime is 42031114217. The reversal of 42031114213 is 31241113024.

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 42031114213 - 221 = 42029017061 is a prime.

It is a super-2 number, since 2×420311142132 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42031114217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1910505181 + ... + 1910505202.

It is an arithmetic number, because the mean of its divisors is an integer number (11463031152).

Almost surely, 242031114213 is an apocalyptic number.

It is an amenable number.

42031114213 is a deficient number, since it is larger than the sum of its proper divisors (3821010395).

42031114213 is a wasteful number, since it uses less digits than its factorization.

42031114213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3821010394.

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

Adding to 42031114213 its reverse (31241113024), we get a palindrome (73272227237).

The spelling of 42031114213 in words is "forty-two billion, thirty-one million, one hundred fourteen thousand, two hundred thirteen".

Divisors: 1 11 3821010383 42031114213