Base | Representation |
---|---|
bin | 11010011101010101010… |
… | …001100010111011100100 |
3 | 20102211002121111212221220 |
4 | 122131111101202323210 |
5 | 214242134132012332 |
6 | 3511134223140340 |
7 | 245234510356125 |
oct | 32352521427344 |
9 | 6384077455856 |
10 | 1818201829092 |
11 | 641105594250 |
12 | 2544681446b0 |
13 | 1025c022048c |
14 | 64003d3604c |
15 | 324679ccd2c |
hex | 1a755462ee4 |
1818201829092 has 24 divisors (see below), whose sum is σ = 4628150110752. Its totient is φ = 550970251200.
The previous prime is 1818201829069. The next prime is 1818201829099. The reversal of 1818201829092 is 2909281028181.
It is not an unprimeable number, because it can be changed into a prime (1818201829099) 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, 6887128009 + ... + 6887128272.
It is an arithmetic number, because the mean of its divisors is an integer number (192839587948).
Almost surely, 21818201829092 is an apocalyptic number.
1818201829092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1818201829092 is an abundant number, since it is smaller than the sum of its proper divisors (2809948281660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1818201829092 is a wasteful number, since it uses less digits than its factorization.
1818201829092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13774256299 (or 13774256297 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 51.
The spelling of 1818201829092 in words is "one trillion, eight hundred eighteen billion, two hundred one million, eight hundred twenty-nine thousand, ninety-two".
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