Base | Representation |
---|---|
bin | 10000111111001101… |
… | …11111100010010000 |
3 | 212112121100201000001 |
4 | 20133212333202100 |
5 | 122134241000000 |
6 | 4104554335344 |
7 | 442002563101 |
oct | 103746774220 |
9 | 25477321001 |
10 | 9120250000 |
11 | 39601638a4 |
12 | 192642a554 |
13 | b24663c44 |
14 | 6273983a8 |
15 | 385a3146a |
hex | 21f9bf890 |
9120250000 has 105 divisors (see below), whose sum is σ = 22204071253. Its totient is φ = 3629000000.
The previous prime is 9120249997. The next prime is 9120250067. The reversal of 9120250000 is 520219.
The square root of 9120250000 is 95500.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 3 ways, for example, as 7990214544 + 1130035456 = 89388^2 + 33616^2 .
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 9120250000.
It is an unprimeable number.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 47749905 + ... + 47750095.
Almost surely, 29120250000 is an apocalyptic number.
9120250000 is the 95500-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9120250000
9120250000 is an abundant number, since it is smaller than the sum of its proper divisors (13083821253).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9120250000 is an frugal number, since it uses more digits than its factorization.
9120250000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 420 (or 198 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 19.
The cubic root of 9120250000 is about 2089.3069441852.
Adding to 9120250000 its reverse (520219), we get a palindrome (9120770219).
The spelling of 9120250000 in words is "nine billion, one hundred twenty million, two hundred fifty thousand".
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