Base | Representation |
---|---|
bin | 100001010000010… |
… | …0110001111001000 |
3 | 2212202122121202020 |
4 | 1002200212033020 |
5 | 4241123411410 |
6 | 302420204440 |
7 | 36436332105 |
oct | 10240461710 |
9 | 2782577666 |
10 | 1115841480 |
11 | 522955246 |
12 | 271839720 |
13 | 14a239340 |
14 | a82a3aac |
15 | 67e64a70 |
hex | 428263c8 |
1115841480 has 128 divisors (see below), whose sum is σ = 3616704000. Its totient is φ = 273779712.
The previous prime is 1115841479. The next prime is 1115841487. The reversal of 1115841480 is 841485111.
It is not an unprimeable number, because it can be changed into a prime (1115841487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 571546 + ... + 573494.
It is an arithmetic number, because the mean of its divisors is an integer number (28255500).
Almost surely, 21115841480 is an apocalyptic number.
1115841480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1115841480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1808352000).
1115841480 is an abundant number, since it is smaller than the sum of its proper divisors (2500862520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1115841480 is a wasteful number, since it uses less digits than its factorization.
1115841480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2343 (or 2339 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 33.
The square root of 1115841480 is about 33404.2135066821. The cubic root of 1115841480 is about 1037.2119233091.
The spelling of 1115841480 in words is "one billion, one hundred fifteen million, eight hundred forty-one thousand, four hundred eighty".
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