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8007552745 = 51601510549
BaseRepresentation
bin1110111010100100…
…11000111011101001
3202200001121211022121
413131102120323221
5112344413141440
63402325351241
7402302034553
oct73522307351
922601554277
108007552745
11343a066995
121675868521
139a7c88aba
1455d6b24d3
1531cedd34a
hex1dd498ee9

8007552745 has 4 divisors (see below), whose sum is σ = 9609063300. Its totient is φ = 6406042192.

The previous prime is 8007552739. The next prime is 8007552769. The reversal of 8007552745 is 5472557008.

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 6363412441 + 1644140304 = 79771^2 + 40548^2 .

It is a cyclic number.

It is not a de Polignac number, because 8007552745 - 215 = 8007519977 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800755270 + ... + 800755279.

It is an arithmetic number, because the mean of its divisors is an integer number (2402265825).

Almost surely, 28007552745 is an apocalyptic number.

It is an amenable number.

8007552745 is a deficient number, since it is larger than the sum of its proper divisors (1601510555).

8007552745 is a wasteful number, since it uses less digits than its factorization.

8007552745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601510554.

The product of its (nonzero) digits is 392000, while the sum is 43.

The square root of 8007552745 is about 89484.9302676155. The cubic root of 8007552745 is about 2000.6291974512.

The spelling of 8007552745 in words is "eight billion, seven million, five hundred fifty-two thousand, seven hundred forty-five".

Divisors: 1 5 1601510549 8007552745