Base | Representation |
---|---|
bin | 10111001101110001111010… |
… | …001010110010110000101110 |
3 | 111101111212010210010121000000 |
4 | 113031301322022302300232 |
5 | 101340314410111211342 |
6 | 1001053003351245130 |
7 | 30335425021134033 |
oct | 2715617212626056 |
9 | 441455123117000 |
10 | 102102012210222 |
11 | 2a59524710a412 |
12 | b5500793797a6 |
13 | 44c824204a98b |
14 | 1b2da99a7938a |
15 | bc0d934ac44c |
hex | 5cdc7a2b2c2e |
102102012210222 has 56 divisors (see below), whose sum is σ = 229645901763720. Its totient is φ = 34030829654640.
The previous prime is 102102012210221. The next prime is 102102012210229. The reversal of 102102012210222 is 222012210201201.
It is a happy number.
102102012210222 is a `hidden beast` number, since 1 + 0 + 21 + 0 + 201 + 221 + 0 + 222 = 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 = 102102012210195 and 102102012210204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102102012210221) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 12396972 + ... + 18917952.
Almost surely, 2102102012210222 is an apocalyptic number.
102102012210222 is an abundant number, since it is smaller than the sum of its proper divisors (127543889553498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102102012210222 is an equidigital number, since it uses as much as digits as its factorization.
102102012210222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6531740 (or 6531725 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 102102012210222 its reverse (222012210201201), we get a palindrome (324114222411423).
The spelling of 102102012210222 in words is "one hundred two trillion, one hundred two billion, twelve million, two hundred ten thousand, two hundred twenty-two".
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