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236013 = 3151521
BaseRepresentation
bin111001100111101101
3102222202020
4321213231
530023023
65020353
72002041
oct714755
9388666
10236013
11151358
12b46b9
138356b
1462021
1549de3
hex399ed

236013 has 8 divisors (see below), whose sum is σ = 317376. Its totient is φ = 156000.

The previous prime is 235997. The next prime is 236017. The reversal of 236013 is 310632.

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

It is not a de Polignac number, because 236013 - 24 = 235997 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 235983 and 236001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (236017) 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, 193 + ... + 713.

It is an arithmetic number, because the mean of its divisors is an integer number (39672).

2236013 is an apocalyptic number.

It is an amenable number.

236013 is a deficient number, since it is larger than the sum of its proper divisors (81363).

236013 is a wasteful number, since it uses less digits than its factorization.

236013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 236013 is about 485.8116919136. The cubic root of 236013 is about 61.7986007371.

Adding to 236013 its reverse (310632), we get a palindrome (546645).

The spelling of 236013 in words is "two hundred thirty-six thousand, thirteen".

Divisors: 1 3 151 453 521 1563 78671 236013