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132230213 = 823316061
BaseRepresentation
bin1111110000110…
…10110001000101
3100012210222202022
413320122301011
5232322331323
621042052525
73163636553
oct770326105
9305728668
10132230213
1168705575
123834a145
132151993b
14137c0bd3
15b91e4c8
hex7e1ac45

132230213 has 4 divisors (see below), whose sum is σ = 132254508. Its totient is φ = 132205920.

The previous prime is 132230209. The next prime is 132230239. The reversal of 132230213 is 312032231.

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 9972964 + 122257249 = 3158^2 + 11057^2 .

It is a cyclic number.

It is not a de Polignac number, because 132230213 - 22 = 132230209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132230191 and 132230200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132230713) 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, 203 + ... + 16263.

It is an arithmetic number, because the mean of its divisors is an integer number (33063627).

Almost surely, 2132230213 is an apocalyptic number.

It is an amenable number.

132230213 is a deficient number, since it is larger than the sum of its proper divisors (24295).

132230213 is an equidigital number, since it uses as much as digits as its factorization.

132230213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24294.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 132230213 is about 11499.1396634705. The cubic root of 132230213 is about 509.4601656838.

Adding to 132230213 its reverse (312032231), we get a palindrome (444262444).

The spelling of 132230213 in words is "one hundred thirty-two million, two hundred thirty thousand, two hundred thirteen".

Divisors: 1 8233 16061 132230213