Base | Representation |
---|---|
bin | 11000011100011011… |
… | …00000010011011100 |
3 | 1020212120211212221201 |
4 | 30032031200103130 |
5 | 203334032314400 |
6 | 10010114205244 |
7 | 643131256126 |
oct | 141615402334 |
9 | 36776755851 |
10 | 13123323100 |
11 | 5624856978 |
12 | 2662b83824 |
13 | 1311ac0354 |
14 | 8c6cac216 |
15 | 51c1b206a |
hex | 30e3604dc |
13123323100 has 36 divisors (see below), whose sum is σ = 28503903064. Its totient is φ = 5244482880.
The previous prime is 13123323029. The next prime is 13123323113. The reversal of 13123323100 is 132332131.
It is a super-2 number, since 2×131233231002 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49267 + ... + 169333.
Almost surely, 213123323100 is an apocalyptic number.
13123323100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13123323100 is an abundant number, since it is smaller than the sum of its proper divisors (15380579964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13123323100 is a wasteful number, since it uses less digits than its factorization.
13123323100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121174 (or 121167 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 13123323100 its reverse (132332131), we get a palindrome (13255655231).
The spelling of 13123323100 in words is "thirteen billion, one hundred twenty-three million, three hundred twenty-three thousand, one hundred".
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