Base | Representation |
---|---|
bin | 11000011101011000… |
… | …00001011011111100 |
3 | 1020220010220022221012 |
4 | 30032230001123330 |
5 | 203343104320012 |
6 | 10011001454352 |
7 | 643256255624 |
oct | 141654013374 |
9 | 36803808835 |
10 | 13131323132 |
11 | 5629320474 |
12 | 26657a13b8 |
13 | 13136617b5 |
14 | 8c7d91884 |
15 | 51cc42622 |
hex | 30eb016fc |
13131323132 has 12 divisors (see below), whose sum is σ = 22985987640. Its totient is φ = 6563898096.
The previous prime is 13131323131. The next prime is 13131323143. The reversal of 13131323132 is 23132313131.
13131323132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 13131323098 and 13131323107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13131323131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424043 + ... + 453954.
It is an arithmetic number, because the mean of its divisors is an integer number (1915498970).
Almost surely, 213131323132 is an apocalyptic number.
It is an amenable number.
13131323132 is a deficient number, since it is larger than the sum of its proper divisors (9854664508).
13131323132 is a wasteful number, since it uses less digits than its factorization.
13131323132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 881740 (or 881738 counting only the distinct ones).
The product of its digits is 972, while the sum is 23.
Adding to 13131323132 its reverse (23132313131), we get a palindrome (36263636263).
The spelling of 13131323132 in words is "thirteen billion, one hundred thirty-one million, three hundred twenty-three thousand, one hundred thirty-two".
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