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530413511 = 23109211573
BaseRepresentation
bin11111100111010…
…111011111000111
31100222001210112212
4133213113133013
52041241213021
6124344334035
716100304035
oct3747273707
91328053485
10530413511
1125244a581
1212977431b
1385b73364
1450631555
153187485b
hex1f9d77c7

530413511 has 8 divisors (see below), whose sum is σ = 558555360. Its totient is φ = 502695072.

The previous prime is 530413493. The next prime is 530413517. The reversal of 530413511 is 115314035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-530413511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530413517) 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, 103280 + ... + 108293.

It is an arithmetic number, because the mean of its divisors is an integer number (69819420).

Almost surely, 2530413511 is an apocalyptic number.

530413511 is a deficient number, since it is larger than the sum of its proper divisors (28141849).

530413511 is a wasteful number, since it uses less digits than its factorization.

530413511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211705.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 530413511 is about 23030.7080004068. The cubic root of 530413511 is about 809.4776447212.

Adding to 530413511 its reverse (115314035), we get a palindrome (645727546).

The spelling of 530413511 in words is "five hundred thirty million, four hundred thirteen thousand, five hundred eleven".

Divisors: 1 23 109 2507 211573 4866179 23061457 530413511