Base | Representation |
---|---|
bin | 10000111011111110… |
… | …00111101000011011 |
3 | 212110201010021201110 |
4 | 20131333013220123 |
5 | 122110303121222 |
6 | 4102142551403 |
7 | 441222252636 |
oct | 103577075033 |
9 | 25421107643 |
10 | 9093020187 |
11 | 3946855719 |
12 | 1919298563 |
13 | b1bb1bb24 |
14 | 62390ac1d |
15 | 38345330c |
hex | 21dfc7a1b |
9093020187 has 4 divisors (see below), whose sum is σ = 12124026920. Its totient is φ = 6062013456.
The previous prime is 9093020141. The next prime is 9093020191. The reversal of 9093020187 is 7810203909.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 9093020187 - 210 = 9093019163 is a prime.
It is a super-2 number, since 2×90930201872 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9093000187) 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, 1515503362 + ... + 1515503367.
It is an arithmetic number, because the mean of its divisors is an integer number (3031006730).
Almost surely, 29093020187 is an apocalyptic number.
9093020187 is a deficient number, since it is larger than the sum of its proper divisors (3031006733).
9093020187 is a wasteful number, since it uses less digits than its factorization.
9093020187 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3031006732.
The product of its (nonzero) digits is 27216, while the sum is 39.
The square root of 9093020187 is about 95357.3289632213. The cubic root of 9093020187 is about 2087.2255629852.
The spelling of 9093020187 in words is "nine billion, ninety-three million, twenty thousand, one hundred eighty-seven".
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