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8074287041 = 61313171757
BaseRepresentation
bin1111000010100001…
…11101011111000001
3202211201012021120012
413201100331133001
5113014004141131
63413111554305
7404042210312
oct74120753701
922751167505
108074287041
1134737a73a7
12169408b995
139b8a53052
145684c4609
15323cc152b
hex1e143d7c1

8074287041 has 4 divisors (see below), whose sum is σ = 8087459412. Its totient is φ = 8061114672.

The previous prime is 8074286953. The next prime is 8074287059. The reversal of 8074287041 is 1407824708.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4165411600 + 3908875441 = 64540^2 + 62521^2 .

It is a cyclic number.

It is not a de Polignac number, because 8074287041 - 214 = 8074270657 is a prime.

It is a super-2 number, since 2×80742870412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8074287041.

It is not an unprimeable number, because it can be changed into a prime (8074287341) 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, 6585266 + ... + 6586491.

It is an arithmetic number, because the mean of its divisors is an integer number (2021864853).

Almost surely, 28074287041 is an apocalyptic number.

It is an amenable number.

8074287041 is a deficient number, since it is larger than the sum of its proper divisors (13172371).

8074287041 is a wasteful number, since it uses less digits than its factorization.

8074287041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13172370.

The product of its (nonzero) digits is 100352, while the sum is 41.

The square root of 8074287041 is about 89857.0366804960. The cubic root of 8074287041 is about 2006.1715233117.

The spelling of 8074287041 in words is "eight billion, seventy-four million, two hundred eighty-seven thousand, forty-one".

Divisors: 1 613 13171757 8074287041