Base | Representation |
---|---|
bin | 111101001001010110… |
… | …0011001101110000111 |
3 | 110112221020011212000001 |
4 | 1322102230121232013 |
5 | 4122410343211403 |
6 | 140153435502131 |
7 | 12325662464323 |
oct | 1722254315607 |
9 | 415836155001 |
10 | 131310132103 |
11 | 50763167837 |
12 | 215475b7947 |
13 | c4c8449527 |
14 | 64d94a6983 |
15 | 3637da5c1d |
hex | 1e92b19b87 |
131310132103 has 16 divisors (see below), whose sum is σ = 136391040000. Its totient is φ = 126282968640.
The previous prime is 131310132101. The next prime is 131310132169. The reversal of 131310132103 is 301231013131.
It is a cyclic number.
It is not a de Polignac number, because 131310132103 - 21 = 131310132101 is a prime.
It is a super-2 number, since 2×1313101321032 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131310132101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9720648 + ... + 9734146.
It is an arithmetic number, because the mean of its divisors is an integer number (8524440000).
Almost surely, 2131310132103 is an apocalyptic number.
131310132103 is a deficient number, since it is larger than the sum of its proper divisors (5080907897).
131310132103 is a wasteful number, since it uses less digits than its factorization.
131310132103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15462.
The product of its (nonzero) digits is 162, while the sum is 19.
Adding to 131310132103 its reverse (301231013131), we get a palindrome (432541145234).
The spelling of 131310132103 in words is "one hundred thirty-one billion, three hundred ten million, one hundred thirty-two thousand, one hundred three".
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