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115061641 is a prime number
BaseRepresentation
bin1101101101110…
…11001110001001
322000111201220021
412312323032021
5213423433031
615230100441
72565002452
oct666731611
9260451807
10115061641
1159a49572
123264a721
131aab8216
14113d2129
15a17c511
hex6dbb389

115061641 has 2 divisors, whose sum is σ = 115061642. Its totient is φ = 115061640.

The previous prime is 115061633. The next prime is 115061657. The reversal of 115061641 is 146160511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100400400 + 14661241 = 10020^2 + 3829^2 .

It is a cyclic number.

It is not a de Polignac number, because 115061641 - 23 = 115061633 is a prime.

It is a super-2 number, since 2×1150616412 = 26478362459225762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (115061671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57530820 + 57530821.

It is an arithmetic number, because the mean of its divisors is an integer number (57530821).

Almost surely, 2115061641 is an apocalyptic number.

It is an amenable number.

115061641 is a deficient number, since it is larger than the sum of its proper divisors (1).

115061641 is an equidigital number, since it uses as much as digits as its factorization.

115061641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 115061641 is about 10726.6789361852. The cubic root of 115061641 is about 486.3812836015.

The spelling of 115061641 in words is "one hundred fifteen million, sixty-one thousand, six hundred forty-one".