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75230 = 257523
BaseRepresentation
bin10010010111011110
310211012022
4102113132
54401410
61340142
7432221
oct222736
9124168
1075230
1151581
1237652
132831c
141d5b8
1517455
hex125de

75230 has 8 divisors (see below), whose sum is σ = 135432. Its totient is φ = 30088.

The previous prime is 75227. The next prime is 75239. The reversal of 75230 is 3257.

Adding to 75230 its reverse (3257), we get a palindrome (78487).

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

It is a plaindrome in base 16.

It is a nialpdrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 75199 and 75208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75239) 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, 3752 + ... + 3771.

It is an arithmetic number, because the mean of its divisors is an integer number (16929).

275230 is an apocalyptic number.

75230 is a deficient number, since it is larger than the sum of its proper divisors (60202).

75230 is a wasteful number, since it uses less digits than its factorization.

75230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7530.

The product of its (nonzero) digits is 210, while the sum is 17.

The square root of 75230 is about 274.2808779336. The cubic root of 75230 is about 42.2146980539.

The spelling of 75230 in words is "seventy-five thousand, two hundred thirty".

Divisors: 1 2 5 10 7523 15046 37615 75230