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530130237 = 37132922309
BaseRepresentation
bin11111100110010…
…010010100111101
31100221112101222020
4133212102110331
52041203131422
6124334310353
716065014130
oct3746222475
91327471866
10530130237
1125227676a
121296583b9
1385aa4440
145059a217
153181a95c
hex1f99253d

530130237 has 48 divisors (see below), whose sum is σ = 901380480. Its totient is φ = 269869824.

The previous prime is 530130173. The next prime is 530130239. The reversal of 530130237 is 732031035.

It is not a de Polignac number, because 530130237 - 26 = 530130173 is a prime.

It is a super-3 number, since 3×5301302373 (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530130239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 228439 + ... + 230747.

It is an arithmetic number, because the mean of its divisors is an integer number (18778760).

Almost surely, 2530130237 is an apocalyptic number.

It is an amenable number.

530130237 is a deficient number, since it is larger than the sum of its proper divisors (371250243).

530130237 is a wasteful number, since it uses less digits than its factorization.

530130237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390 (or 2361 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 530130237 is about 23024.5572595870. The cubic root of 530130237 is about 809.3335151578. Note that the first 3 decimals are identical.

The spelling of 530130237 in words is "five hundred thirty million, one hundred thirty thousand, two hundred thirty-seven".

Divisors: 1 3 7 13 21 29 39 87 91 203 273 377 609 841 1131 2309 2523 2639 5887 6927 7917 10933 16163 17661 30017 32799 48489 66961 76531 90051 200883 210119 229593 468727 630357 870493 1406181 1941869 2611479 5825607 6093451 13593083 18280353 25244297 40779249 75732891 176710079 530130237