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3131041222241 = 101139223024519
BaseRepresentation
bin101101100100000000100…
…110011000111001100001
3102002022202122110002110122
4231210000212120321201
5402244333023102431
610354214103410025
7442132056160562
oct55440046307141
912068678402418
103131041222241
11aa795a164559
12426997453915
1319934334586a
14ab7867a0169
15566a3bcca7b
hex2d900998e61

3131041222241 has 8 divisors (see below), whose sum is σ = 3184790145600. Its totient is φ = 3077738348400.

The previous prime is 3131041222217. The next prime is 3131041222261. The reversal of 3131041222241 is 1422221401313.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3131041222241 - 218 = 3131040960097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3131041222241.

It is not an unprimeable number, because it can be changed into a prime (3131041222201) 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 7 ways as a sum of consecutive naturals, for example, 111498221 + ... + 111526298.

It is an arithmetic number, because the mean of its divisors is an integer number (398098768200).

Almost surely, 23131041222241 is an apocalyptic number.

It is an amenable number.

3131041222241 is a deficient number, since it is larger than the sum of its proper divisors (53748923359).

3131041222241 is a wasteful number, since it uses less digits than its factorization.

3131041222241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223024759.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 3131041222241 its reverse (1422221401313), we get a palindrome (4553262623554).

The spelling of 3131041222241 in words is "three trillion, one hundred thirty-one billion, forty-one million, two hundred twenty-two thousand, two hundred forty-one".

Divisors: 1 101 139 14039 223024519 22525476419 31000408141 3131041222241