Base | Representation |
---|---|
bin | 101111100010111000… |
… | …0100111010000111111 |
3 | 100202112200010020121012 |
4 | 1133011300213100333 |
5 | 3133101114244403 |
6 | 114523254225435 |
7 | 10243120361660 |
oct | 1370560472077 |
9 | 322480106535 |
10 | 102102103103 |
11 | 3a334a802a0 |
12 | 1795595527b |
13 | 9822185930 |
14 | 4d282d7367 |
15 | 29c8a69ed8 |
hex | 17c5c2743f |
102102103103 has 32 divisors (see below), whose sum is σ = 137415882240. Its totient is φ = 73264498560.
The previous prime is 102102103013. The next prime is 102102103123. The reversal of 102102103103 is 301301201201.
It is not a de Polignac number, because 102102103103 - 224 = 102085325887 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102102103123) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 297701 + ... + 541137.
It is an arithmetic number, because the mean of its divisors is an integer number (4294246320).
Almost surely, 2102102103103 is an apocalyptic number.
102102103103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
102102103103 is a deficient number, since it is larger than the sum of its proper divisors (35313779137).
102102103103 is a wasteful number, since it uses less digits than its factorization.
102102103103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 243887.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 102102103103 its reverse (301301201201), we get a palindrome (403403304304).
The spelling of 102102103103 in words is "one hundred two billion, one hundred two million, one hundred three thousand, one hundred three".
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