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244301331661 is a prime number
BaseRepresentation
bin1110001110000101111…
…1100111110011001101
3212100120210001111202221
43203201133213303031
513000312120103121
6304121441215341
723436005025232
oct3434137476315
9770523044687
10244301331661
11946758073a2
123b420031551
131a0645690aa
14bb77a41789
15654c8a4b41
hex38e17e7ccd

244301331661 has 2 divisors, whose sum is σ = 244301331662. Its totient is φ = 244301331660.

The previous prime is 244301331619. The next prime is 244301331671. The reversal of 244301331661 is 166133103442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175074459561 + 69226872100 = 418419^2 + 263110^2 .

It is a cyclic number.

It is not a de Polignac number, because 244301331661 - 215 = 244301298893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244301331671) 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 as a sum of consecutive naturals, namely, 122150665830 + 122150665831.

It is an arithmetic number, because the mean of its divisors is an integer number (122150665831).

Almost surely, 2244301331661 is an apocalyptic number.

It is an amenable number.

244301331661 is a deficient number, since it is larger than the sum of its proper divisors (1).

244301331661 is an equidigital number, since it uses as much as digits as its factorization.

244301331661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 244301331661 in words is "two hundred forty-four billion, three hundred one million, three hundred thirty-one thousand, six hundred sixty-one".