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530402133 = 3176800711
BaseRepresentation
bin11111100111010…
…100101101010101
31100222001012221110
4133213110231111
52041240332013
6124344205233
716100225622
oct3747245525
91328035843
10530402133
11252441a78
12129769819
1385b6b121
145062b349
15318712c3
hex1f9d4b55

530402133 has 4 divisors (see below), whose sum is σ = 707202848. Its totient is φ = 353601420.

The previous prime is 530402123. The next prime is 530402143. The reversal of 530402133 is 331204035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (530402123) and next prime (530402143).

It is not a de Polignac number, because 530402133 - 28 = 530401877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530402123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88400353 + ... + 88400358.

It is an arithmetic number, because the mean of its divisors is an integer number (176800712).

Almost surely, 2530402133 is an apocalyptic number.

It is an amenable number.

530402133 is a deficient number, since it is larger than the sum of its proper divisors (176800715).

530402133 is a wasteful number, since it uses less digits than its factorization.

530402133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176800714.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 530402133 is about 23030.4609810572. The cubic root of 530402133 is about 809.4718565941.

Adding to 530402133 its reverse (331204035), we get a palindrome (861606168).

The spelling of 530402133 in words is "five hundred thirty million, four hundred two thousand, one hundred thirty-three".

Divisors: 1 3 176800711 530402133