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7068100747 = 67105494041
BaseRepresentation
bin1101001010100101…
…01010100010001011
3200020120212201110011
412211102222202023
5103433413210442
63125205532351
7340103602501
oct64522524213
920216781404
107068100747
112aa7838784
1214531140b7
1388845b146
144b0a06671
152b57bc117
hex1a54aa88b

7068100747 has 4 divisors (see below), whose sum is σ = 7173594856. Its totient is φ = 6962606640.

The previous prime is 7068100729. The next prime is 7068100763. The reversal of 7068100747 is 7470018607.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7470018607 = 53991383593.

It is a cyclic number.

It is not a de Polignac number, because 7068100747 - 211 = 7068098699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7068100717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52746954 + ... + 52747087.

It is an arithmetic number, because the mean of its divisors is an integer number (1793398714).

Almost surely, 27068100747 is an apocalyptic number.

7068100747 is a deficient number, since it is larger than the sum of its proper divisors (105494109).

7068100747 is a wasteful number, since it uses less digits than its factorization.

7068100747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105494108.

The product of its (nonzero) digits is 65856, while the sum is 40.

The square root of 7068100747 is about 84071.9974010372. The cubic root of 7068100747 is about 1919.1146043370.

The spelling of 7068100747 in words is "seven billion, sixty-eight million, one hundred thousand, seven hundred forty-seven".

Divisors: 1 67 105494041 7068100747