Base | Representation |
---|---|
bin | 101111101001000111… |
… | …0010111101100000000 |
3 | 100210002020122000001112 |
4 | 1133102032113230000 |
5 | 3134013133331313 |
6 | 115000124422452 |
7 | 10251240051665 |
oct | 1372216275400 |
9 | 323066560045 |
10 | 102311230208 |
11 | 3a432027610 |
12 | 179b39a7a28 |
13 | 98565b7395 |
14 | 4d47db3a6c |
15 | 29dc0c88a8 |
hex | 17d2397b00 |
102311230208 has 72 divisors (see below), whose sum is σ = 228810061200. Its totient is φ = 45248163840.
The previous prime is 102311230201. The next prime is 102311230223. The reversal of 102311230208 is 802032113201.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (102311230201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386783 + ... + 595166.
Almost surely, 2102311230208 is an apocalyptic number.
It is an amenable number.
102311230208 is an abundant number, since it is smaller than the sum of its proper divisors (126498830992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102311230208 is an equidigital number, since it uses as much as digits as its factorization.
102311230208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 982013 (or 981999 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 102311230208 its reverse (802032113201), we get a palindrome (904343343409).
The spelling of 102311230208 in words is "one hundred two billion, three hundred eleven million, two hundred thirty thousand, two hundred eight".
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