Base | Representation |
---|---|
bin | 1111101001111… |
… | …11101001011010 |
3 | 100011010101121000 |
4 | 13310333221122 |
5 | 232110121243 |
6 | 21010525430 |
7 | 3153211110 |
oct | 764775132 |
9 | 304111530 |
10 | 131332698 |
11 | 68152222 |
12 | 37b96876 |
13 | 21294273 |
14 | 13629ab0 |
15 | b7e35d3 |
hex | 7d3fa5a |
131332698 has 64 divisors (see below), whose sum is σ = 335819520. Its totient is φ = 37267776.
The previous prime is 131332697. The next prime is 131332727. The reversal of 131332698 is 896233131.
It is not an unprimeable number, because it can be changed into a prime (131332697) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58240 + ... + 60452.
It is an arithmetic number, because the mean of its divisors is an integer number (5247180).
Almost surely, 2131332698 is an apocalyptic number.
131332698 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 131332698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167909760).
131332698 is an abundant number, since it is smaller than the sum of its proper divisors (204486822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131332698 is a wasteful number, since it uses less digits than its factorization.
131332698 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2388 (or 2382 counting only the distinct ones).
The product of its digits is 23328, while the sum is 36.
The square root of 131332698 is about 11460.0479056590. The cubic root of 131332698 is about 508.3048911675.
The spelling of 131332698 in words is "one hundred thirty-one million, three hundred thirty-two thousand, six hundred ninety-eight".
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