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4011707681 is a prime number
BaseRepresentation
bin1110111100011101…
…1100110100100001
3101100120201212100222
43233013130310201
531203444121211
61502024452425
7201261644522
oct35707346441
911316655328
104011707681
1117795603a3
1293b61a115
134bc190637
142a0b20849
151872d91db
hexef1dcd21

4011707681 has 2 divisors, whose sum is σ = 4011707682. Its totient is φ = 4011707680.

The previous prime is 4011707677. The next prime is 4011707717. The reversal of 4011707681 is 1867071104.

4011707681 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3933296656 + 78411025 = 62716^2 + 8855^2 .

It is a cyclic number.

It is not a de Polignac number, because 4011707681 - 22 = 4011707677 is a prime.

It is a super-2 number, since 2×40117076812 = 32187597035588795522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4011707881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2005853840 + 2005853841.

It is an arithmetic number, because the mean of its divisors is an integer number (2005853841).

Almost surely, 24011707681 is an apocalyptic number.

It is an amenable number.

4011707681 is a deficient number, since it is larger than the sum of its proper divisors (1).

4011707681 is an equidigital number, since it uses as much as digits as its factorization.

4011707681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 35.

The square root of 4011707681 is about 63338.0429205071. The cubic root of 4011707681 is about 1588.9482755099.

Adding to 4011707681 its reverse (1867071104), we get a palindrome (5878778785).

The spelling of 4011707681 in words is "four billion, eleven million, seven hundred seven thousand, six hundred eighty-one".