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8975665741 = 71282237963
BaseRepresentation
bin10000101101111110…
…11100101001001101
3212011112022001200111
420112333130221031
5121340232300431
64042351400021
7435265620460
oct102677345115
925145261614
108975665741
113896590579
1218a5b23011
13b00710123
146120bd2d7
15377ec17b1
hex216fdca4d

8975665741 has 4 divisors (see below), whose sum is σ = 10257903712. Its totient is φ = 7693427772.

The previous prime is 8975665739. The next prime is 8975665801. The reversal of 8975665741 is 1475665798.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8975665741 - 21 = 8975665739 is a prime.

It is a super-2 number, since 2×89756657412 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8975665711) by changing a digit.

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, 641118975 + ... + 641118988.

It is an arithmetic number, because the mean of its divisors is an integer number (2564475928).

Almost surely, 28975665741 is an apocalyptic number.

It is an amenable number.

8975665741 is a deficient number, since it is larger than the sum of its proper divisors (1282237971).

8975665741 is a wasteful number, since it uses less digits than its factorization.

8975665741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282237970.

The product of its digits is 12700800, while the sum is 58.

The square root of 8975665741 is about 94739.9901889376. The cubic root of 8975665741 is about 2078.2074161283.

The spelling of 8975665741 in words is "eight billion, nine hundred seventy-five million, six hundred sixty-five thousand, seven hundred forty-one".

Divisors: 1 7 1282237963 8975665741