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530301245 = 5106060249
BaseRepresentation
bin11111100110111…
…100000100111101
31100221212002112212
4133212330010331
52041224114440
6124342110205
716066325525
oct3746740475
91327762485
10530301245
112523831a1
1212971b365
1385b34226
1450602685
1531851465
hex1f9bc13d

530301245 has 4 divisors (see below), whose sum is σ = 636361500. Its totient is φ = 424240992.

The previous prime is 530301209. The next prime is 530301287. The reversal of 530301245 is 542103035.

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 317053636 + 213247609 = 17806^2 + 14603^2 .

It is a cyclic number.

It is not a de Polignac number, because 530301245 - 212 = 530297149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 530301245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53030120 + ... + 53030129.

It is an arithmetic number, because the mean of its divisors is an integer number (159090375).

Almost surely, 2530301245 is an apocalyptic number.

It is an amenable number.

530301245 is a deficient number, since it is larger than the sum of its proper divisors (106060255).

530301245 is a wasteful number, since it uses less digits than its factorization.

530301245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106060254.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 530301245 is about 23028.2705603352. The cubic root of 530301245 is about 809.4205300188.

The spelling of 530301245 in words is "five hundred thirty million, three hundred one thousand, two hundred forty-five".

Divisors: 1 5 106060249 530301245