Base | Representation |
---|---|
bin | 1111110000110… |
… | …00100110001000 |
3 | 100012210112112221 |
4 | 13320120212020 |
5 | 232322040240 |
6 | 21041543424 |
7 | 3163601620 |
oct | 770304610 |
9 | 305715487 |
10 | 132221320 |
11 | 686a9920 |
12 | 38344b74 |
13 | 2151588a |
14 | 137bb880 |
15 | b91ba4a |
hex | 7e18988 |
132221320 has 64 divisors (see below), whose sum is σ = 370915200. Its totient is φ = 41210880.
The previous prime is 132221317. The next prime is 132221333. The reversal of 132221320 is 23122231.
It is a junction number, because it is equal to n+sod(n) for n = 132221294 and 132221303.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18385 + ... + 24544.
It is an arithmetic number, because the mean of its divisors is an integer number (5795550).
Almost surely, 2132221320 is an apocalyptic number.
132221320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
132221320 is an abundant number, since it is smaller than the sum of its proper divisors (238693880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132221320 is a wasteful number, since it uses less digits than its factorization.
132221320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42958 (or 42954 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 132221320 is about 11498.7529758666. The cubic root of 132221320 is about 509.4487443635.
Adding to 132221320 its reverse (23122231), we get a palindrome (155343551).
The spelling of 132221320 in words is "one hundred thirty-two million, two hundred twenty-one thousand, three hundred twenty".
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