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8665089001 = 10141854461
BaseRepresentation
bin10000001000111101…
…01100001111101001
3211100212220010111021
420010132230033221
5120221230322001
63551454532441
7424505020102
oct100436541751
924325803437
108665089001
113747242688
121819b07121
13a8127b0ca
145c2b553a9
1535aac3ba1
hex2047ac3e9

8665089001 has 4 divisors (see below), whose sum is σ = 8665953604. Its totient is φ = 8664224400.

The previous prime is 8665088983. The next prime is 8665089007. The reversal of 8665089001 is 1009805668.

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 4006890000 + 4658199001 = 63300^2 + 68251^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8665089001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8665089007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417090 + ... + 437371.

It is an arithmetic number, because the mean of its divisors is an integer number (2166488401).

Almost surely, 28665089001 is an apocalyptic number.

It is an amenable number.

8665089001 is a deficient number, since it is larger than the sum of its proper divisors (864603).

8665089001 is a wasteful number, since it uses less digits than its factorization.

8665089001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864602.

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 8665089001 is about 93086.4598155929. The cubic root of 8665089001 is about 2053.9554012408.

The spelling of 8665089001 in words is "eight billion, six hundred sixty-five million, eighty-nine thousand, one".

Divisors: 1 10141 854461 8665089001