Base | Representation |
---|---|
bin | 101111100011000111… |
… | …0110001101010100100 |
3 | 100202120012222221211222 |
4 | 1133012032301222210 |
5 | 3133110130310040 |
6 | 114524135515512 |
7 | 10243244523134 |
oct | 1370616615244 |
9 | 322505887758 |
10 | 102110010020 |
11 | 3a339490937 |
12 | 17958528b98 |
13 | 98239c3895 |
14 | 4d29394ac4 |
15 | 29c95ccbb5 |
hex | 17c63b1aa4 |
102110010020 has 24 divisors (see below), whose sum is σ = 214443028800. Its totient is φ = 40841716832.
The previous prime is 102110010017. The next prime is 102110010031. The reversal of 102110010020 is 20010011201.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249401 + ... + 516159.
It is an arithmetic number, because the mean of its divisors is an integer number (8935126200).
Almost surely, 2102110010020 is an apocalyptic number.
102110010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102110010020 is an abundant number, since it is smaller than the sum of its proper divisors (112333018780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102110010020 is a wasteful number, since it uses less digits than its factorization.
102110010020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285907 (or 285905 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 102110010020 its reverse (20010011201), we get a palindrome (122120021221).
The spelling of 102110010020 in words is "one hundred two billion, one hundred ten million, ten thousand, twenty".
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