Base | Representation |
---|---|
bin | 10000001010111001111… |
… | …000010100011100010000 |
3 | 10221020020211200110122212 |
4 | 100022321320110130100 |
5 | 121201234322023440 |
6 | 2210253143251252 |
7 | 143166033045530 |
oct | 20127170243420 |
9 | 3836224613585 |
10 | 1111220111120 |
11 | 3992a18685a9 |
12 | 15b441449b28 |
13 | 80a314aba92 |
14 | 3bad76b34c0 |
15 | 1dd8aa1d465 |
hex | 102b9e14710 |
1111220111120 has 40 divisors (see below), whose sum is σ = 2952670582464. Its totient is φ = 380989752192.
The previous prime is 1111220111101. The next prime is 1111220111129. The reversal of 1111220111120 is 211110221111.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 1111220111095 and 1111220111104.
It is not an unprimeable number, because it can be changed into a prime (1111220111129) 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, 992160254 + ... + 992161373.
Almost surely, 21111220111120 is an apocalyptic number.
1111220111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1111220111120 is an abundant number, since it is smaller than the sum of its proper divisors (1841450471344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111220111120 is a wasteful number, since it uses less digits than its factorization.
1111220111120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1984321647 (or 1984321641 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 14.
Adding to 1111220111120 its reverse (211110221111), we get a palindrome (1322330332231).
The spelling of 1111220111120 in words is "one trillion, one hundred eleven billion, two hundred twenty million, one hundred eleven thousand, one hundred twenty".
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