Base | Representation |
---|---|
bin | 10000010100001000101… |
… | …000100010111110101100 |
3 | 10222011211120100120221122 |
4 | 100110020220202332230 |
5 | 121332034103423040 |
6 | 2215012434520112 |
7 | 143666451623210 |
oct | 20241050427654 |
9 | 3864746316848 |
10 | 1121131311020 |
11 | 3a25184407a6 |
12 | 161348736038 |
13 | 819509774c6 |
14 | 3c397b1c940 |
15 | 1e26abda1b5 |
hex | 10508a22fac |
1121131311020 has 96 divisors (see below), whose sum is σ = 2829130174080. Its totient is φ = 365048893440.
The previous prime is 1121131310963. The next prime is 1121131311029. The reversal of 1121131311020 is 201131311211.
It is a self number, because there is not a number n which added to its sum of digits gives 1121131311020.
It is not an unprimeable number, because it can be changed into a prime (1121131311029) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2015789 + ... + 2511108.
It is an arithmetic number, because the mean of its divisors is an integer number (29470105980).
Almost surely, 21121131311020 is an apocalyptic number.
1121131311020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1121131311020 is an abundant number, since it is smaller than the sum of its proper divisors (1707998863060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1121131311020 is a wasteful number, since it uses less digits than its factorization.
1121131311020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4527003 (or 4527001 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 17.
Adding to 1121131311020 its reverse (201131311211), we get a palindrome (1322262622231).
The spelling of 1121131311020 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-one million, three hundred eleven thousand, twenty".
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