Base | Representation |
---|---|
bin | 10000111011101110… |
… | …11100110111011010 |
3 | 212110120100011021110 |
4 | 20131313130313122 |
5 | 122104244310020 |
6 | 4102031521150 |
7 | 441166211235 |
oct | 103567346732 |
9 | 25416304243 |
10 | 9091010010 |
11 | 3945702415 |
12 | 19186891b6 |
13 | b1b596b84 |
14 | 62354641c |
15 | 3831a78e0 |
hex | 21dddcdda |
9091010010 has 32 divisors (see below), whose sum is σ = 21964867200. Its totient is φ = 2407997888.
The previous prime is 9091009973. The next prime is 9091010017. The reversal of 9091010010 is 100101909.
It is not an unprimeable number, because it can be changed into a prime (9091010017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1012422 + ... + 1021361.
It is an arithmetic number, because the mean of its divisors is an integer number (686402100).
Almost surely, 29091010010 is an apocalyptic number.
9091010010 is an abundant number, since it is smaller than the sum of its proper divisors (12873857190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9091010010 is a wasteful number, since it uses less digits than its factorization.
9091010010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2033942.
The product of its (nonzero) digits is 81, while the sum is 21.
The square root of 9091010010 is about 95346.7881472680. The cubic root of 9091010010 is about 2087.0717452968.
Adding to 9091010010 its reverse (100101909), we get a palindrome (9191111919).
The spelling of 9091010010 in words is "nine billion, ninety-one million, ten thousand, ten".
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