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530210551 = 1372756101
BaseRepresentation
bin11111100110100…
…101111011110111
31100221200111010211
4133212211323313
52041213214201
6124340130251
716065500233
oct3746457367
91327614124
10530210551
11252321042
12129696987
1385b01b70
14505bb5c3
1531834651
hex1f9a5ef7

530210551 has 8 divisors (see below), whose sum is σ = 571791584. Its totient is φ = 488743200.

The previous prime is 530210531. The next prime is 530210587. The reversal of 530210551 is 155012035.

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 530210551 - 27 = 530210423 is a prime.

It is a super-2 number, since 2×5302105512 = 562246456783447202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530210531) 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, 18600 + ... + 37501.

It is an arithmetic number, because the mean of its divisors is an integer number (71473948).

Almost surely, 2530210551 is an apocalyptic number.

530210551 is a deficient number, since it is larger than the sum of its proper divisors (41581033).

530210551 is a wasteful number, since it uses less digits than its factorization.

530210551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56841.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 530210551 is about 23026.3012878751. The cubic root of 530210551 is about 809.3743840646.

Adding to 530210551 its reverse (155012035), we get a palindrome (685222586).

The spelling of 530210551 in words is "five hundred thirty million, two hundred ten thousand, five hundred fifty-one".

Divisors: 1 13 727 9451 56101 729313 40785427 530210551