Base | Representation |
---|---|
bin | 10000111100101011… |
… | …11011100011011110 |
3 | 212111010101002112010 |
4 | 20132111323203132 |
5 | 122113321000110 |
6 | 4102515052050 |
7 | 441324136611 |
oct | 103625734336 |
9 | 25433332463 |
10 | 9099000030 |
11 | 394a16a43a |
12 | 191b2a1026 |
13 | b201338b3 |
14 | 624626178 |
15 | 383c35020 |
hex | 21e57b8de |
9099000030 has 128 divisors (see below), whose sum is σ = 23424049152. Its totient is φ = 2257920000.
The previous prime is 9099000019. The next prime is 9099000047. The reversal of 9099000030 is 300009909.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2705550 + ... + 2708910.
It is an arithmetic number, because the mean of its divisors is an integer number (183000384).
Almost surely, 29099000030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9099000030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11712024576).
9099000030 is an abundant number, since it is smaller than the sum of its proper divisors (14325049122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9099000030 is a wasteful number, since it uses less digits than its factorization.
9099000030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3514.
The product of its (nonzero) digits is 2187, while the sum is 30.
The square root of 9099000030 is about 95388.6787307592. The cubic root of 9099000030 is about 2087.6830034502.
Adding to 9099000030 its reverse (300009909), we get a palindrome (9399009939).
The spelling of 9099000030 in words is "nine billion, ninety-nine million, thirty", and thus it is an aban number and an uban number.
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