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530122 = 2401661
BaseRepresentation
bin10000001011011001010
3222221012011
42001123022
5113430442
615210134
74335355
oct2013312
9887164
10530122
1133231a
1221694a
131573a8
14db29c
15a7117
hex816ca

530122 has 8 divisors (see below), whose sum is σ = 798372. Its totient is φ = 264000.

The previous prime is 530093. The next prime is 530129. The reversal of 530122 is 221035.

It can be written as a sum of positive squares in 2 ways, for example, as 408321 + 121801 = 639^2 + 349^2 .

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

It is not an unprimeable number, because it can be changed into a prime (530129) by changing a digit.

530122 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472 + ... + 1132.

2530122 is an apocalyptic number.

530122 is a deficient number, since it is larger than the sum of its proper divisors (268250).

530122 is a wasteful number, since it uses less digits than its factorization.

530122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 530122 is about 728.0947740507. The cubic root of 530122 is about 80.9329323411.

Adding to 530122 its reverse (221035), we get a palindrome (751157).

The spelling of 530122 in words is "five hundred thirty thousand, one hundred twenty-two".

Divisors: 1 2 401 661 802 1322 265061 530122