Base | Representation |
---|---|
bin | 11101101111110110001… |
… | …10110010011111000100 |
3 | 10121201021022022102221010 |
4 | 32313323012302133010 |
5 | 113221300222010040 |
6 | 2101315553122220 |
7 | 133563042404502 |
oct | 16677306623704 |
9 | 3551238272833 |
10 | 1022120110020 |
11 | 36452a178a59 |
12 | 146115b59370 |
13 | 75501c82839 |
14 | 37684131672 |
15 | 1b8c36bce80 |
hex | edfb1b27c4 |
1022120110020 has 96 divisors (see below), whose sum is σ = 2876047695360. Its totient is φ = 271223124480.
The previous prime is 1022120110003. The next prime is 1022120110027. The reversal of 1022120110020 is 200110212201.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 1022120109978 and 1022120110005.
It is not an unprimeable number, because it can be changed into a prime (1022120110027) 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, 19777734 + ... + 19829346.
It is an arithmetic number, because the mean of its divisors is an integer number (29958830160).
Almost surely, 21022120110020 is an apocalyptic number.
1022120110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1022120110020 is an abundant number, since it is smaller than the sum of its proper divisors (1853927585340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1022120110020 is a wasteful number, since it uses less digits than its factorization.
1022120110020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53245 (or 53243 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 1022120110020 its reverse (200110212201), we get a palindrome (1222230322221).
The spelling of 1022120110020 in words is "one trillion, twenty-two billion, one hundred twenty million, one hundred ten thousand, twenty".
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