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530312105 = 5139763039
BaseRepresentation
bin11111100110111…
…110101110101001
31100221212122110002
4133212332232221
52041224441410
6124342232345
716066402301
oct3746765651
91327778402
10530312105
11252390374
121297256b5
1385b3915b
1450606601
15318547a5
hex1f9beba9

530312105 has 8 divisors (see below), whose sum is σ = 640953600. Its totient is φ = 421196976.

The previous prime is 530312087. The next prime is 530312113. The reversal of 530312105 is 501213035.

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

It is a cyclic number.

It is not a de Polignac number, because 530312105 - 214 = 530295721 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380825 + ... + 382214.

It is an arithmetic number, because the mean of its divisors is an integer number (80119200).

Almost surely, 2530312105 is an apocalyptic number.

It is an amenable number.

530312105 is a deficient number, since it is larger than the sum of its proper divisors (110641495).

530312105 is a wasteful number, since it uses less digits than its factorization.

530312105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763183.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 530312105 is about 23028.5063562533. The cubic root of 530312105 is about 809.4260553354.

The spelling of 530312105 in words is "five hundred thirty million, three hundred twelve thousand, one hundred five".

Divisors: 1 5 139 695 763039 3815195 106062421 530312105