Base | Representation |
---|---|
bin | 10100100000101000… |
… | …11001100110100000 |
3 | 1001102101111222201120 |
4 | 22100110121212200 |
5 | 140022331421230 |
6 | 5020344132240 |
7 | 536603445051 |
oct | 122024314640 |
9 | 31371458646 |
10 | 11011201440 |
11 | 4740599688 |
12 | 2173767080 |
13 | 106634a015 |
14 | 766588728 |
15 | 446a53310 |
hex | 2905199a0 |
11011201440 has 48 divisors (see below), whose sum is σ = 34685286048. Its totient is φ = 2936320256.
The previous prime is 11011201417. The next prime is 11011201441. The reversal of 11011201440 is 4410211011.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (11011201441) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11469522 + ... + 11470481.
It is an arithmetic number, because the mean of its divisors is an integer number (722610126).
Almost surely, 211011201440 is an apocalyptic number.
11011201440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11011201440 is an abundant number, since it is smaller than the sum of its proper divisors (23674084608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11011201440 is a wasteful number, since it uses less digits than its factorization.
11011201440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22940021 (or 22940013 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 11011201440 its reverse (4410211011), we get a palindrome (15421412451).
The spelling of 11011201440 in words is "eleven billion, eleven million, two hundred one thousand, four hundred forty".
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