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530674831 = 3714539871
BaseRepresentation
bin11111101000010…
…111010010001111
31100222120002000101
4133220113102033
52041323043311
6124354111531
716102442641
oct3750272217
91328502011
10530674831
11252608945
1212987b5a7
1385c3529b
145069c891
15318c6ec1
hex1fa1748f

530674831 has 8 divisors (see below), whose sum is σ = 545447744. Its totient is φ = 515924640.

The previous prime is 530674829. The next prime is 530674867. The reversal of 530674831 is 138476035.

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 530674831 - 21 = 530674829 is a prime.

It is a super-2 number, since 2×5306748312 = 563231552513757122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530674811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48826 + ... + 58696.

It is an arithmetic number, because the mean of its divisors is an integer number (68180968).

Almost surely, 2530674831 is an apocalyptic number.

530674831 is a deficient number, since it is larger than the sum of its proper divisors (14772913).

530674831 is a wasteful number, since it uses less digits than its factorization.

530674831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11361.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 530674831 is about 23036.3805967865. The cubic root of 530674831 is about 809.6105586110.

The spelling of 530674831 in words is "five hundred thirty million, six hundred seventy-four thousand, eight hundred thirty-one".

Divisors: 1 37 1453 9871 53761 365227 14342563 530674831