Base | Representation |
---|---|
bin | 10000001010111111010… |
… | …111010101111111100100 |
3 | 10221020111020211111212021 |
4 | 100022333113111333210 |
5 | 121201431401130040 |
6 | 2210310231432524 |
7 | 143201231150311 |
oct | 20127727257744 |
9 | 3836436744767 |
10 | 1111312130020 |
11 | 3993397a8784 |
12 | 15b468225744 |
13 | 80a47589931 |
14 | 3bb059c7d08 |
15 | 1dd93b4824a |
hex | 102bf5d5fe4 |
1111312130020 has 48 divisors (see below), whose sum is σ = 2388473131968. Its totient is φ = 434106288000.
The previous prime is 1111312130009. The next prime is 1111312130029. The reversal of 1111312130020 is 200312131111.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1111312129976 and 1111312130003.
It is not an unprimeable number, because it can be changed into a prime (1111312130029) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4613407 + ... + 4848313.
It is an arithmetic number, because the mean of its divisors is an integer number (49759856916).
Almost surely, 21111312130020 is an apocalyptic number.
1111312130020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1111312130020 is an abundant number, since it is smaller than the sum of its proper divisors (1277161001948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111312130020 is a wasteful number, since it uses less digits than its factorization.
1111312130020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 240460 (or 240458 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 1111312130020 its reverse (200312131111), we get a palindrome (1311624261131).
The spelling of 1111312130020 in words is "one trillion, one hundred eleven billion, three hundred twelve million, one hundred thirty thousand, twenty".
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