Base | Representation |
---|---|
bin | 110011010001001111… |
… | …0111110000101100101 |
3 | 101112012001222011200100 |
4 | 1212202132332011211 |
5 | 3300441123210041 |
6 | 122325045334313 |
7 | 10645246225644 |
oct | 1464236760545 |
9 | 345161864610 |
10 | 110100210021 |
11 | 4276977540a |
12 | 19408407399 |
13 | a4c81b5189 |
14 | 548662b35b |
15 | 2ce5cde6b6 |
hex | 19a27be165 |
110100210021 has 6 divisors (see below), whose sum is σ = 159033636710. Its totient is φ = 73400140008.
The previous prime is 110100209983. The next prime is 110100210037. The reversal of 110100210021 is 120012001011.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 109967844996 + 132365025 = 331614^2 + 11505^2 .
It is not a de Polignac number, because 110100210021 - 218 = 110099947877 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 12233356669 = 110100210021 / (1 + 1 + 0 + 1 + 0 + 0 + 2 + 1 + 0 + 0 + 2 + 1).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 110100209985 and 110100210012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (110100210041) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6116678326 + ... + 6116678343.
Almost surely, 2110100210021 is an apocalyptic number.
It is an amenable number.
110100210021 is a deficient number, since it is larger than the sum of its proper divisors (48933426689).
110100210021 is a wasteful number, since it uses less digits than its factorization.
110100210021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12233356675 (or 12233356672 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
Adding to 110100210021 its reverse (120012001011), we get a palindrome (230112211032).
The spelling of 110100210021 in words is "one hundred ten billion, one hundred million, two hundred ten thousand, twenty-one".
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