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31014314341 = 241128690101
BaseRepresentation
bin11100111000100110…
…001110000101100101
32222001102220102001221
4130320212032011211
51002004131024331
622125304220341
72145364215343
oct347046160545
988042812057
1031014314341
111217585444a
12601676a6b1
132c035747ba
141703040993
15c17bd6711
hex73898e165

31014314341 has 4 divisors (see below), whose sum is σ = 31143004684. Its totient is φ = 30885624000.

The previous prime is 31014314339. The next prime is 31014314351. The reversal of 31014314341 is 14341341013.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14341341013 = 74871915499.

It can be written as a sum of positive squares in 2 ways, for example, as 10459357441 + 20554956900 = 102271^2 + 143370^2 .

It is a cyclic number.

It is not a de Polignac number, because 31014314341 - 21 = 31014314339 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 (31014314351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64344810 + ... + 64345291.

It is an arithmetic number, because the mean of its divisors is an integer number (7785751171).

Almost surely, 231014314341 is an apocalyptic number.

It is an amenable number.

31014314341 is a deficient number, since it is larger than the sum of its proper divisors (128690343).

31014314341 is a wasteful number, since it uses less digits than its factorization.

31014314341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128690342.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 31014314341 its reverse (14341341013), we get a palindrome (45355655354).

The spelling of 31014314341 in words is "thirty-one billion, fourteen million, three hundred fourteen thousand, three hundred forty-one".

Divisors: 1 241 128690101 31014314341