Base | Representation |
---|---|
bin | 100000110100000… |
… | …0110111000111101 |
3 | 2211201210021100210 |
4 | 1001220012320331 |
5 | 4223331024041 |
6 | 301130543033 |
7 | 36166424544 |
oct | 10150067075 |
9 | 2751707323 |
10 | 1101033021 |
11 | 515560450 |
12 | 268897a79 |
13 | 147152c3a |
14 | a632b15b |
15 | 669dc016 |
hex | 41a06e3d |
1101033021 has 16 divisors (see below), whose sum is σ = 1604736000. Its totient is φ = 665945520.
The previous prime is 1101033019. The next prime is 1101033029. The reversal of 1101033021 is 1203301011.
It is not a de Polignac number, because 1101033021 - 21 = 1101033019 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1101032988 and 1101033006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1101033029) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16965 + ... + 49898.
It is an arithmetic number, because the mean of its divisors is an integer number (100296000).
Almost surely, 21101033021 is an apocalyptic number.
1101033021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1101033021 is a deficient number, since it is larger than the sum of its proper divisors (503702979).
1101033021 is a wasteful number, since it uses less digits than its factorization.
1101033021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67376.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 1101033021 is about 33181.8176265255. The cubic root of 1101033021 is about 1032.6031558804.
Adding to 1101033021 its reverse (1203301011), we get a palindrome (2304334032).
The spelling of 1101033021 in words is "one billion, one hundred one million, thirty-three thousand, twenty-one".
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