Base | Representation |
---|---|
bin | 1111101010000… |
… | …01111000001110 |
3 | 100011010212010112 |
4 | 13311001320032 |
5 | 232110414323 |
6 | 21011040022 |
7 | 3153246545 |
oct | 765017016 |
9 | 304125115 |
10 | 131341838 |
11 | 68159081 |
12 | 37ba0012 |
13 | 21298484 |
14 | 1362d15c |
15 | b7e6178 |
hex | 7d41e0e |
131341838 has 4 divisors (see below), whose sum is σ = 197012760. Its totient is φ = 65670918.
The previous prime is 131341817. The next prime is 131341843. The reversal of 131341838 is 838143131.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32835458 + ... + 32835461.
It is an arithmetic number, because the mean of its divisors is an integer number (49253190).
Almost surely, 2131341838 is an apocalyptic number.
131341838 is a deficient number, since it is larger than the sum of its proper divisors (65670922).
131341838 is an equidigital number, since it uses as much as digits as its factorization.
131341838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65670921.
The product of its digits is 6912, while the sum is 32.
The square root of 131341838 is about 11460.4466754137. The cubic root of 131341838 is about 508.3166825923.
Adding to 131341838 its reverse (838143131), we get a palindrome (969484969).
The spelling of 131341838 in words is "one hundred thirty-one million, three hundred forty-one thousand, eight hundred thirty-eight".
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