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530534401 = 4861109141
BaseRepresentation
bin11111100111110…
…101000000000001
31100222021221101021
4133213311000001
52041304100101
6124351105441
716101316345
oct3747650001
91328257337
10530534401
11252522391
12129812281
1385bb63a7
1450663625
153189a5a1
hex1f9f5001

530534401 has 4 divisors (see below), whose sum is σ = 530648404. Its totient is φ = 530420400.

The previous prime is 530534371. The next prime is 530534437. The reversal of 530534401 is 104435035.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 501804801 + 28729600 = 22401^2 + 5360^2 .

It is a cyclic number.

It is not a de Polignac number, because 530534401 - 25 = 530534369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530534471) 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, 49710 + ... + 59431.

It is an arithmetic number, because the mean of its divisors is an integer number (132662101).

Almost surely, 2530534401 is an apocalyptic number.

It is an amenable number.

530534401 is a deficient number, since it is larger than the sum of its proper divisors (114003).

530534401 is a wasteful number, since it uses less digits than its factorization.

530534401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114002.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 530534401 is about 23033.3323902556. The cubic root of 530534401 is about 809.5391378248.

Adding to 530534401 its reverse (104435035), we get a palindrome (634969436).

The spelling of 530534401 in words is "five hundred thirty million, five hundred thirty-four thousand, four hundred one".

Divisors: 1 4861 109141 530534401