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9101001073 is a prime number
BaseRepresentation
bin10000111100111011…
…00100000101110001
3212111021010202102211
420132131210011301
5122114324013243
64103030012121
7441350142553
oct103635440561
925437122384
109101001073
11395030689a
12191baa7041
13b20684648
146249c74d3
15383eccd9d
hex21e764171

9101001073 has 2 divisors, whose sum is σ = 9101001074. Its totient is φ = 9101001072.

The previous prime is 9101001029. The next prime is 9101001097. The reversal of 9101001073 is 3701001019.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7277454864 + 1823546209 = 85308^2 + 42703^2 .

It is a cyclic number.

It is not a de Polignac number, because 9101001073 - 213 = 9100992881 is a prime.

It is not a weakly prime, because it can be changed into another prime (9101007073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4550500536 + 4550500537.

It is an arithmetic number, because the mean of its divisors is an integer number (4550500537).

Almost surely, 29101001073 is an apocalyptic number.

It is an amenable number.

9101001073 is a deficient number, since it is larger than the sum of its proper divisors (1).

9101001073 is an equidigital number, since it uses as much as digits as its factorization.

9101001073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189, while the sum is 22.

The square root of 9101001073 is about 95399.1670456299. The cubic root of 9101001073 is about 2087.8360326199.

The spelling of 9101001073 in words is "nine billion, one hundred one million, one thousand, seventy-three".