Base | Representation |
---|---|
bin | 1001101011111110011100… |
… | …01011101110001101010010 |
3 | 2210102110201002021011022020 |
4 | 10311333032023232031102 |
5 | 10243003402203001320 |
6 | 113150032502152310 |
7 | 4326014265263055 |
oct | 465771613561522 |
9 | 83373632234266 |
10 | 21302202000210 |
11 | 687323875560a |
12 | 2480614422696 |
13 | bb6a34660081 |
14 | 539064044a9c |
15 | 26e1bc270940 |
hex | 135fce2ee352 |
21302202000210 has 64 divisors (see below), whose sum is σ = 53098024089600. Its totient is φ = 5465491017152.
The previous prime is 21302202000199. The next prime is 21302202000221. The reversal of 21302202000210 is 1200020220312.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (21302202000199) and next prime (21302202000221).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 21302202000210.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127950240 + ... + 128116619.
It is an arithmetic number, because the mean of its divisors is an integer number (829656626400).
Almost surely, 221302202000210 is an apocalyptic number.
21302202000210 is an abundant number, since it is smaller than the sum of its proper divisors (31795822089390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21302202000210 is a wasteful number, since it uses less digits than its factorization.
21302202000210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256066975.
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 21302202000210 its reverse (1200020220312), we get a palindrome (22502222220522).
The spelling of 21302202000210 in words is "twenty-one trillion, three hundred two billion, two hundred two million, two hundred ten", and thus it is an aban number.
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