Base | Representation |
---|---|
bin | 101111100110000110… |
… | …0101000101001100111 |
3 | 100202211012100200002112 |
4 | 1133030030220221213 |
5 | 3133311242041403 |
6 | 114542113231235 |
7 | 10245601422011 |
oct | 1371414505147 |
9 | 322735320075 |
10 | 102210112103 |
11 | 3a38aa42030 |
12 | 17985b6251b |
13 | 983b671998 |
14 | 4d387b11b1 |
15 | 29d32a29d8 |
hex | 17cc328a67 |
102210112103 has 4 divisors (see below), whose sum is σ = 111501940488. Its totient is φ = 92918283720.
The previous prime is 102210112051. The next prime is 102210112133. The reversal of 102210112103 is 301211012201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102210112103 - 220 = 102209063527 is a prime.
It is a super-3 number, since 3×1022101121033 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102210112133) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 4645914176 + ... + 4645914197.
It is an arithmetic number, because the mean of its divisors is an integer number (27875485122).
Almost surely, 2102210112103 is an apocalyptic number.
102210112103 is a deficient number, since it is larger than the sum of its proper divisors (9291828385).
102210112103 is an equidigital number, since it uses as much as digits as its factorization.
102210112103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9291828384.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 102210112103 its reverse (301211012201), we get a palindrome (403421124304).
The spelling of 102210112103 in words is "one hundred two billion, two hundred ten million, one hundred twelve thousand, one hundred three".
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