Base | Representation |
---|---|
bin | 1111101111001… |
… | …11011111110101 |
3 | 100012102022200112 |
4 | 13313213133311 |
5 | 232244121323 |
6 | 21033352405 |
7 | 3162103403 |
oct | 767473765 |
9 | 305368615 |
10 | 132020213 |
11 | 68581816 |
12 | 38268705 |
13 | 21475190 |
14 | 13768473 |
15 | b8cc178 |
hex | 7de77f5 |
132020213 has 4 divisors (see below), whose sum is σ = 142175628. Its totient is φ = 121864800.
The previous prime is 132020179. The next prime is 132020219. The reversal of 132020213 is 312020231.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 27019204 + 105001009 = 5198^2 + 10247^2 .
It is a cyclic number.
It is not a de Polignac number, because 132020213 - 26 = 132020149 is a prime.
It is a super-3 number, since 3×1320202133 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132020219) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5077688 + ... + 5077713.
It is an arithmetic number, because the mean of its divisors is an integer number (35543907).
Almost surely, 2132020213 is an apocalyptic number.
132020213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
132020213 is a deficient number, since it is larger than the sum of its proper divisors (10155415).
132020213 is a wasteful number, since it uses less digits than its factorization.
132020213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10155414.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 132020213 is about 11490.0049173184. The cubic root of 132020213 is about 509.1903248787.
Adding to 132020213 its reverse (312020231), we get a palindrome (444040444).
The spelling of 132020213 in words is "one hundred thirty-two million, twenty thousand, two hundred thirteen".
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