Base | Representation |
---|---|
bin | 100001101011101… |
… | …1100111101011100 |
3 | 2220202201012022000 |
4 | 1003113130331130 |
5 | 4303314041104 |
6 | 304052322300 |
7 | 40002503064 |
oct | 10327347534 |
9 | 2822635260 |
10 | 1130221404 |
11 | 52aa87084 |
12 | 276613390 |
13 | 150202680 |
14 | aa1683a4 |
15 | 69355639 |
hex | 435dcf5c |
1130221404 has 96 divisors (see below), whose sum is σ = 3341298240. Its totient is φ = 327297024.
The previous prime is 1130221397. The next prime is 1130221447. The reversal of 1130221404 is 4041220311.
1130221404 is a `hidden beast` number, since 11 + 30 + 221 + 404 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192 + ... + 47544.
It is an arithmetic number, because the mean of its divisors is an integer number (34805190).
Almost surely, 21130221404 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1130221404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1670649120).
1130221404 is an abundant number, since it is smaller than the sum of its proper divisors (2211076836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1130221404 is a wasteful number, since it uses less digits than its factorization.
1130221404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47396 (or 47388 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1130221404 is about 33618.7656525340. The cubic root of 1130221404 is about 1041.6484594350.
Adding to 1130221404 its reverse (4041220311), we get a palindrome (5171441715).
The spelling of 1130221404 in words is "one billion, one hundred thirty million, two hundred twenty-one thousand, four hundred four".
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