Base | Representation |
---|---|
bin | 10111010000110101101011… |
… | …001000010111011001011000 |
3 | 111102020221201001120222220222 |
4 | 113100311223020113121120 |
5 | 101402240403102004422 |
6 | 1001333325410335212 |
7 | 30356546011052555 |
oct | 2720655310273130 |
9 | 442227631528828 |
10 | 102312213313112 |
11 | 2a666403161160 |
12 | b58496128a508 |
13 | 45120009095ba |
14 | 1b39d1a8aba2c |
15 | bc65972b5842 |
hex | 5d0d6b217658 |
102312213313112 has 32 divisors (see below), whose sum is σ = 209278142484480. Its totient is φ = 46504849126560.
The previous prime is 102312213313091. The next prime is 102312213313117. The reversal of 102312213313112 is 211313312213201.
It is a super-2 number, since 2×1023122133131122 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102312213313117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2897768 + ... + 14595255.
It is an arithmetic number, because the mean of its divisors is an integer number (6539941952640).
Almost surely, 2102312213313112 is an apocalyptic number.
It is an amenable number.
102312213313112 is an abundant number, since it is smaller than the sum of its proper divisors (106965929171368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102312213313112 is a wasteful number, since it uses less digits than its factorization.
102312213313112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17559503 (or 17559499 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 26.
Adding to 102312213313112 its reverse (211313312213201), we get a palindrome (313625525526313).
The spelling of 102312213313112 in words is "one hundred two trillion, three hundred twelve billion, two hundred thirteen million, three hundred thirteen thousand, one hundred twelve".
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