Base | Representation |
---|---|
bin | 10000001110100001010… |
… | …100110111000110111000 |
3 | 10221121021110021021020102 |
4 | 100032201110313012320 |
5 | 121232212400130130 |
6 | 2212134334014532 |
7 | 143364203133434 |
oct | 20164124670670 |
9 | 3847243237212 |
10 | 1115103130040 |
11 | 39aa04712149 |
12 | 160145947448 |
13 | 811ccac2703 |
14 | 3bd852959c4 |
15 | 1e016887645 |
hex | 103a15371b8 |
1115103130040 has 16 divisors (see below), whose sum is σ = 2508982042680. Its totient is φ = 446041252000.
The previous prime is 1115103129991. The next prime is 1115103130049. The reversal of 1115103130040 is 400313015111.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 1115103129994 and 1115103130021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1115103130049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13938789086 + ... + 13938789165.
Almost surely, 21115103130040 is an apocalyptic number.
1115103130040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1115103130040 is an abundant number, since it is smaller than the sum of its proper divisors (1393878912640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1115103130040 is a wasteful number, since it uses less digits than its factorization.
1115103130040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27877578262 (or 27877578258 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 20.
Adding to 1115103130040 its reverse (400313015111), we get a palindrome (1515416145151).
The spelling of 1115103130040 in words is "one trillion, one hundred fifteen billion, one hundred three million, one hundred thirty thousand, forty".
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