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331243250141 is a prime number
BaseRepresentation
bin1001101000111111010…
…00101110000111011101
31011122222220121120200202
410310133220232013131
520411341233001031
6412100540233245
732634342112226
oct4643750560735
91148886546622
10331243250141
111185301a7591
125424483b825
132530b94c17b
141206473824d
15893a5182cb
hex4d1fa2e1dd

331243250141 has 2 divisors, whose sum is σ = 331243250142. Its totient is φ = 331243250140.

The previous prime is 331243250113. The next prime is 331243250147. The reversal of 331243250141 is 141052342133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 321477660100 + 9765590041 = 566990^2 + 98821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-331243250141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331243250147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165621625070 + 165621625071.

It is an arithmetic number, because the mean of its divisors is an integer number (165621625071).

Almost surely, 2331243250141 is an apocalyptic number.

It is an amenable number.

331243250141 is a deficient number, since it is larger than the sum of its proper divisors (1).

331243250141 is an equidigital number, since it uses as much as digits as its factorization.

331243250141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 331243250141 its reverse (141052342133), we get a palindrome (472295592274).

The spelling of 331243250141 in words is "three hundred thirty-one billion, two hundred forty-three million, two hundred fifty thousand, one hundred forty-one".