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524213 = 4373167
BaseRepresentation
bin1111111111110110101
3222122002022
41333332311
5113233323
615122525
74312214
oct1777665
9878068
10524213
11328938
12213445
131547b1
14d907b
15a54c8
hex7ffb5

524213 has 8 divisors (see below), whose sum is σ = 547008. Its totient is φ = 501984.

The previous prime is 524203. The next prime is 524219. The reversal of 524213 is 312425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 524213 - 24 = 524197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 524191 and 524200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (524219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3056 + ... + 3222.

It is an arithmetic number, because the mean of its divisors is an integer number (68376).

2524213 is an apocalyptic number.

It is an amenable number.

524213 is a deficient number, since it is larger than the sum of its proper divisors (22795).

524213 is a wasteful number, since it uses less digits than its factorization.

524213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283.

The product of its digits is 240, while the sum is 17.

The square root of 524213 is about 724.0255520353. The cubic root of 524213 is about 80.6311020360.

Adding to 524213 its reverse (312425), we get a palindrome (836638).

It can be divided in two parts, 524 and 213, that added together give a palindrome (737).

The spelling of 524213 in words is "five hundred twenty-four thousand, two hundred thirteen".

Divisors: 1 43 73 167 3139 7181 12191 524213