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530038301 = 1340772177
BaseRepresentation
bin11111100101111…
…011111000011101
31100221100201212012
4133211323320131
52041142211201
6124332321005
716064152112
oct3745737035
91327321765
10530038301
11252213691
12129613165
1385a71640
1450574909
15317ed5bb
hex1f97be1d

530038301 has 4 divisors (see below), whose sum is σ = 570810492. Its totient is φ = 489266112.

The previous prime is 530038297. The next prime is 530038337. The reversal of 530038301 is 103830035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103830035 = 520766007.

It can be written as a sum of positive squares in 2 ways, for example, as 151930276 + 378108025 = 12326^2 + 19445^2 .

It is a cyclic number.

It is not a de Polignac number, because 530038301 - 22 = 530038297 is a prime.

It is a super-3 number, since 3×5300383013 (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530038391) 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, 20386076 + ... + 20386101.

It is an arithmetic number, because the mean of its divisors is an integer number (142702623).

Almost surely, 2530038301 is an apocalyptic number.

It is an amenable number.

530038301 is a deficient number, since it is larger than the sum of its proper divisors (40772191).

530038301 is a wasteful number, since it uses less digits than its factorization.

530038301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40772190.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 530038301 is about 23022.5606959782. The cubic root of 530038301 is about 809.2867271659.

Adding to 530038301 its reverse (103830035), we get a palindrome (633868336).

The spelling of 530038301 in words is "five hundred thirty million, thirty-eight thousand, three hundred one".

Divisors: 1 13 40772177 530038301