Search a number
-
+
331231111041 = 3857228756333
BaseRepresentation
bin1001101000111101110…
…10011010011110000001
31011122222001202211222110
410310132322122132001
520411330131023131
6412055424125533
732634133663245
oct4643672323601
91148861684873
10331231111041
11118524366276
12542407668a9
132530928ba7c
1412062c98425
15893941b646
hex4d1ee9a781

331231111041 has 16 divisors (see below), whose sum is σ = 442358002944. Its totient is φ = 220462717824.

The previous prime is 331231111039. The next prime is 331231111061. The reversal of 331231111041 is 140111132133.

It is not a de Polignac number, because 331231111041 - 21 = 331231111039 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 331231110999 and 331231111017.

It is not an unprimeable number, because it can be changed into a prime (331231111031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5851711 + ... + 5908043.

It is an arithmetic number, because the mean of its divisors is an integer number (27647375184).

Almost surely, 2331231111041 is an apocalyptic number.

It is an amenable number.

331231111041 is a deficient number, since it is larger than the sum of its proper divisors (111126891903).

331231111041 is a wasteful number, since it uses less digits than its factorization.

331231111041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59480.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 331231111041 its reverse (140111132133), we get a palindrome (471342243174).

The spelling of 331231111041 in words is "three hundred thirty-one billion, two hundred thirty-one million, one hundred eleven thousand, forty-one".

Divisors: 1 3 857 2287 2571 6861 56333 168999 1959959 5879877 48277381 128833571 144832143 386500713 110410370347 331231111041