| Base | Representation |
|---|---|
| bin | 10000000100001110000… |
| … | …101111001001011011100 |
| 3 | 10220112201122201111221000 |
| 4 | 100010032011321023130 |
| 5 | 121042040003133040 |
| 6 | 2203105041310300 |
| 7 | 142523133560562 |
| oct | 20041605711334 |
| 9 | 3815648644830 |
| 10 | 1104043021020 |
| 11 | 396249559585 |
| 12 | 159b79935390 |
| 13 | 801595b05c4 |
| 14 | 3b616419a32 |
| 15 | 1daba8c3130 |
| hex | 1010e1792dc |
1104043021020 has 192 divisors, whose sum is σ = 3472740633600. Its totient is φ = 291166099200.
The previous prime is 1104043020991. The next prime is 1104043021027. The reversal of 1104043021020 is 201203404011.
1104043021020 is a `hidden beast` number, since 1 + 1 + 0 + 4 + 0 + 430 + 210 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1104043020984 and 1104043021002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1104043021027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50111247 + ... + 50133273.
It is an arithmetic number, because the mean of its divisors is an integer number (18087190800).
Almost surely, 21104043021020 is an apocalyptic number.
1104043021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1104043021020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1736370316800).
1104043021020 is an abundant number, since it is smaller than the sum of its proper divisors (2368697612580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1104043021020 is a wasteful number, since it uses less digits than its factorization.
1104043021020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23065 (or 23057 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 1104043021020 its reverse (201203404011), we get a palindrome (1305246425031).
The spelling of 1104043021020 in words is "one trillion, one hundred four billion, forty-three million, twenty-one thousand, twenty".
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