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530122177 = 1344990821
BaseRepresentation
bin11111100110010…
…000010111000001
31100221111222220201
4133212100113001
52041202402202
6124334205201
716064651464
oct3746202701
91327458821
10530122177
11252270702
12129653801
1385aa0880
14505972db
1531818387
hex1f9905c1

530122177 has 8 divisors (see below), whose sum is σ = 572178600. Its totient is φ = 488248320.

The previous prime is 530122141. The next prime is 530122213. The reversal of 530122177 is 771221035.

It is an interprime number because it is at equal distance from previous prime (530122141) and next prime (530122213).

It can be written as a sum of positive squares in 4 ways, for example, as 54184321 + 475937856 = 7361^2 + 21816^2 .

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 530122177 - 27 = 530122049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530122127) 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, 39574 + ... + 51247.

It is an arithmetic number, because the mean of its divisors is an integer number (71522325).

Almost surely, 2530122177 is an apocalyptic number.

It is an amenable number.

530122177 is a deficient number, since it is larger than the sum of its proper divisors (42056423).

530122177 is a wasteful number, since it uses less digits than its factorization.

530122177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91283.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 530122177 is about 23024.3822284117. The cubic root of 530122177 is about 809.3294134857.

The spelling of 530122177 in words is "five hundred thirty million, one hundred twenty-two thousand, one hundred seventy-seven".

Divisors: 1 13 449 5837 90821 1180673 40778629 530122177