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8265486073 = 133120509891
BaseRepresentation
bin1111011001010100…
…10100111011111001
3210100000222012022211
413230222110323321
5113411431023243
63444102015121
7411553321015
oct75452247371
923300865284
108265486073
113561719029
1217281174a1
13a19548480
14585a55545
1533598cd9d
hex1eca94ef9

8265486073 has 8 divisors (see below), whose sum is σ = 9188431616. Its totient is φ = 7383560400.

The previous prime is 8265486059. The next prime is 8265486079. The reversal of 8265486073 is 3706845628.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8265486073 is a prime.

It is a super-2 number, since 2×82654860732 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8265486079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10254543 + ... + 10255348.

It is an arithmetic number, because the mean of its divisors is an integer number (1148553952).

Almost surely, 28265486073 is an apocalyptic number.

It is an amenable number.

8265486073 is a deficient number, since it is larger than the sum of its proper divisors (922945543).

8265486073 is a wasteful number, since it uses less digits than its factorization.

8265486073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20509935.

The product of its (nonzero) digits is 1935360, while the sum is 49.

The square root of 8265486073 is about 90914.7186818504. The cubic root of 8265486073 is about 2021.8835218387.

The spelling of 8265486073 in words is "eight billion, two hundred sixty-five million, four hundred eighty-six thousand, seventy-three".

Divisors: 1 13 31 403 20509891 266628583 635806621 8265486073