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3068814161 = 7438402023
BaseRepresentation
bin1011011011101010…
…0110001101010001
321220212111220121202
42312322212031101
522241104023121
61224303200545
7136022330030
oct26672461521
97825456552
103068814161
1113352a1556
127178a6155
1339ba2938a
142117da717
1512e63840b
hexb6ea6351

3068814161 has 4 divisors (see below), whose sum is σ = 3507216192. Its totient is φ = 2630412132.

The previous prime is 3068814121. The next prime is 3068814179. The reversal of 3068814161 is 1614188603.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1614188603 = 3743626719.

It is a cyclic number.

It is not a de Polignac number, because 3068814161 - 26 = 3068814097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3068814121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219201005 + ... + 219201018.

It is an arithmetic number, because the mean of its divisors is an integer number (876804048).

Almost surely, 23068814161 is an apocalyptic number.

It is an amenable number.

3068814161 is a deficient number, since it is larger than the sum of its proper divisors (438402031).

3068814161 is an equidigital number, since it uses as much as digits as its factorization.

3068814161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438402030.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 3068814161 is about 55396.8786214530. The cubic root of 3068814161 is about 1453.1937784325.

The spelling of 3068814161 in words is "three billion, sixty-eight million, eight hundred fourteen thousand, one hundred sixty-one".

Divisors: 1 7 438402023 3068814161