| Base | Representation |
|---|---|
| bin | 100000111000011… |
| … | …0111101011100100 |
| 3 | 2211220002222020211 |
| 4 | 1001300313223210 |
| 5 | 4224423030040 |
| 6 | 301252105204 |
| 7 | 36225102412 |
| oct | 10160675344 |
| 9 | 2756088224 |
| 10 | 1103330020 |
| 11 | 51688a1a1 |
| 12 | 269605204 |
| 13 | 147778600 |
| 14 | a67682b2 |
| 15 | 66ce28ea |
| hex | 41c37ae4 |
1103330020 has 72 divisors (see below), whose sum is σ = 2523190824. Its totient is φ = 405070848.
The previous prime is 1103330017. The next prime is 1103330023. The reversal of 1103330020 is 200333011.
It is an interprime number because it is at equal distance from previous prime (1103330017) and next prime (1103330023).
It can be written as a sum of positive squares in 12 ways, for example, as 378535936 + 724794084 = 19456^2 + 26922^2 .
It is a Harshad number since it is a multiple of its sum of digits (13).
It is not an unprimeable number, because it can be changed into a prime (1103330023) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 665032 + ... + 666688.
It is an arithmetic number, because the mean of its divisors is an integer number (35044317).
Almost surely, 21103330020 is an apocalyptic number.
1103330020 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 1103330020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1261595412).
1103330020 is an abundant number, since it is smaller than the sum of its proper divisors (1419860804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1103330020 is a wasteful number, since it uses less digits than its factorization.
1103330020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1889 (or 1874 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 1103330020 is about 33216.4119073689. The cubic root of 1103330020 is about 1033.3207368103.
Adding to 1103330020 its reverse (200333011), we get a palindrome (1303663031).
The spelling of 1103330020 in words is "one billion, one hundred three million, three hundred thirty thousand, twenty".
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