Base | Representation |
---|---|
bin | 11101101111111111101… |
… | …11100101100111010100 |
3 | 10121201110212122211202211 |
4 | 32313333313211213110 |
5 | 113221431200324340 |
6 | 2101331525443204 |
7 | 133565032506553 |
oct | 16677767454724 |
9 | 3551425584684 |
10 | 1022200011220 |
11 | 364570291a03 |
12 | 146138870504 |
13 | 755156a9c5b |
14 | 376909add9a |
15 | 1b8ca7025ea |
hex | edffde59d4 |
1022200011220 has 48 divisors (see below), whose sum is σ = 2154405850128. Its totient is φ = 407398830080.
The previous prime is 1022200011211. The next prime is 1022200011277. The reversal of 1022200011220 is 221100022201.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 64174062276 + 958025948944 = 253326^2 + 978788^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1022200011220.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8958930 + ... + 9072310.
It is an arithmetic number, because the mean of its divisors is an integer number (44883455211).
Almost surely, 21022200011220 is an apocalyptic number.
1022200011220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1022200011220 is an abundant number, since it is smaller than the sum of its proper divisors (1132205838908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1022200011220 is a wasteful number, since it uses less digits than its factorization.
1022200011220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115020 (or 115018 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 1022200011220 its reverse (221100022201), we get a palindrome (1243300033421).
The spelling of 1022200011220 in words is "one trillion, twenty-two billion, two hundred million, eleven thousand, two hundred twenty".
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