Search a number
-
+
8075220853 = 76611745239
BaseRepresentation
bin1111000010101001…
…00001011101110101
3202211202221201111211
413201110201131311
5113014224031403
63413144001421
7404053146640
oct74124413565
922752851454
108075220853
113474284a47
121694460271
139b8cbc0bb
14568688a57
15323e0806d
hex1e1521775

8075220853 has 8 divisors (see below), whose sum is σ = 9242791040. Its totient is φ = 6911142480.

The previous prime is 8075220841. The next prime is 8075220863. The reversal of 8075220853 is 3580225708.

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

It is a cyclic number.

It is not a de Polignac number, because 8075220853 - 225 = 8041666421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8075220833) 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 7 ways as a sum of consecutive naturals, for example, 867993 + ... + 877246.

It is an arithmetic number, because the mean of its divisors is an integer number (1155348880).

Almost surely, 28075220853 is an apocalyptic number.

It is an amenable number.

8075220853 is a deficient number, since it is larger than the sum of its proper divisors (1167570187).

8075220853 is a wasteful number, since it uses less digits than its factorization.

8075220853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1745907.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 8075220853 is about 89862.2326286188. The cubic root of 8075220853 is about 2006.2488599574.

The spelling of 8075220853 in words is "eight billion, seventy-five million, two hundred twenty thousand, eight hundred fifty-three".

Divisors: 1 7 661 4627 1745239 12216673 1153602979 8075220853