Base | Representation |
---|---|
bin | 1111110001001… |
… | …10111111011001 |
3 | 100012220112102200 |
4 | 13320212333121 |
5 | 232330432111 |
6 | 21043120413 |
7 | 3164235540 |
oct | 770467731 |
9 | 305815380 |
10 | 132280281 |
11 | 6873a151 |
12 | 38373109 |
13 | 21536673 |
14 | 137d5157 |
15 | b92e256 |
hex | 7e26fd9 |
132280281 has 48 divisors (see below), whose sum is σ = 239241600. Its totient is φ = 68673024.
The previous prime is 132280277. The next prime is 132280283. The reversal of 132280281 is 182082231.
It is not a de Polignac number, because 132280281 - 22 = 132280277 is a prime.
It is a super-2 number, since 2×1322802812 = 34996145482877922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (132280283) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28930 + ... + 33188.
It is an arithmetic number, because the mean of its divisors is an integer number (4984200).
Almost surely, 2132280281 is an apocalyptic number.
It is an amenable number.
132280281 is a deficient number, since it is larger than the sum of its proper divisors (106961319).
132280281 is a wasteful number, since it uses less digits than its factorization.
132280281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4318 (or 4315 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
The square root of 132280281 is about 11501.3164898632. The cubic root of 132280281 is about 509.5244586877.
The spelling of 132280281 in words is "one hundred thirty-two million, two hundred eighty thousand, two hundred eighty-one".
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