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530142533 = 2919319467
BaseRepresentation
bin11111100110010…
…101010101000101
31100221120000211122
4133212111111011
52041204030113
6124334443325
716065065024
oct3746252505
91327500748
10530142533
11252284a28
12129663545
1385aa9c0b
14505a08bb
153181e408
hex1f995545

530142533 has 8 divisors (see below), whose sum is σ = 548765280. Its totient is φ = 511542640.

The previous prime is 530142523. The next prime is 530142559. The reversal of 530142533 is 335241035.

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 530142533 - 228 = 261707077 is a prime.

It is a super-2 number, since 2×5301425332 = 562102210591312178, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530142523) 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, 51266 + ... + 60732.

It is an arithmetic number, because the mean of its divisors is an integer number (68595660).

Almost surely, 2530142533 is an apocalyptic number.

It is an amenable number.

530142533 is a deficient number, since it is larger than the sum of its proper divisors (18622747).

530142533 is a wasteful number, since it uses less digits than its factorization.

530142533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11427.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 530142533 is about 23024.8242772882. The cubic root of 530142533 is about 809.3397724177.

Adding to 530142533 its reverse (335241035), we get a palindrome (865383568).

The spelling of 530142533 in words is "five hundred thirty million, one hundred forty-two thousand, five hundred thirty-three".

Divisors: 1 29 1931 9467 55999 274543 18280777 530142533