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4078110081 = 312738327947
BaseRepresentation
bin1111001100010011…
…0000010110000001
3101112012200110100010
43303010300112001
531322444010311
61512400015133
7203026235523
oct36304602601
911465613303
104078110081
111802a94511
129599014a9
134ccb6c7b6
142a9887a13
1518d053da6
hexf3130581

4078110081 has 16 divisors (see below), whose sum is σ = 5494800384. Its totient is φ = 2690193744.

The previous prime is 4078110079. The next prime is 4078110119. The reversal of 4078110081 is 1800118704.

It is not a de Polignac number, because 4078110081 - 21 = 4078110079 is a prime.

It is a super-2 number, since 2×40781100812 = 33261963665507653122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4078110061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131950 + ... + 159896.

It is an arithmetic number, because the mean of its divisors is an integer number (343425024).

Almost surely, 24078110081 is an apocalyptic number.

It is an amenable number.

4078110081 is a deficient number, since it is larger than the sum of its proper divisors (1416690303).

4078110081 is a wasteful number, since it uses less digits than its factorization.

4078110081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28460.

The product of its (nonzero) digits is 1792, while the sum is 30.

The square root of 4078110081 is about 63860.0820622711. The cubic root of 4078110081 is about 1597.6671838471.

Adding to 4078110081 its reverse (1800118704), we get a palindrome (5878228785).

The spelling of 4078110081 in words is "four billion, seventy-eight million, one hundred ten thousand, eighty-one".

Divisors: 1 3 127 381 383 1149 27947 48641 83841 145923 3549269 10647807 10703701 32111103 1359370027 4078110081