Base | Representation |
---|---|
bin | 1111110101010… |
… | …00010001111010 |
3 | 100020220102212100 |
4 | 13322220101322 |
5 | 232444403400 |
6 | 21102324230 |
7 | 3201602505 |
oct | 772502172 |
9 | 306812770 |
10 | 132809850 |
11 | 68a71008 |
12 | 38589676 |
13 | 21690714 |
14 | 138d213c |
15 | b9d6100 |
hex | 7ea847a |
132809850 has 72 divisors (see below), whose sum is σ = 369156060. Its totient is φ = 34191360.
The previous prime is 132809839. The next prime is 132809857. The reversal of 132809850 is 58908231.
It can be written as a sum of positive squares in 6 ways, for example, as 59861169 + 72948681 = 7737^2 + 8541^2 .
It is not an unprimeable number, because it can be changed into a prime (132809857) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7962 + ... + 18138.
Almost surely, 2132809850 is an apocalyptic number.
132809850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 132809850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184578030).
132809850 is an abundant number, since it is smaller than the sum of its proper divisors (236346210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132809850 is a wasteful number, since it uses less digits than its factorization.
132809850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10224 (or 10216 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 132809850 is about 11524.3155978999. The cubic root of 132809850 is about 510.2034943411.
The spelling of 132809850 in words is "one hundred thirty-two million, eight hundred nine thousand, eight hundred fifty".
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