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530231001 = 3317557551
BaseRepresentation
bin11111100110101…
…010111011011001
31100221201112012020
4133212222323121
52041214343001
6124340405053
716065613656
oct3746527331
91327645166
10530231001
11252335443
121296a6789
1385b0b271
14505c4c2d
153183a736
hex1f9aaed9

530231001 has 8 divisors (see below), whose sum is σ = 709206144. Its totient is φ = 352371600.

The previous prime is 530230999. The next prime is 530231021. The reversal of 530231001 is 100132035.

It is a happy number.

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

It is not a de Polignac number, because 530231001 - 21 = 530230999 is a prime.

It is a super-2 number, since 2×5302310012 = 562289828842924002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (530231021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277825 + ... + 279726.

It is an arithmetic number, because the mean of its divisors is an integer number (88650768).

Almost surely, 2530231001 is an apocalyptic number.

It is an amenable number.

530231001 is a deficient number, since it is larger than the sum of its proper divisors (178975143).

530231001 is a wasteful number, since it uses less digits than its factorization.

530231001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557871.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 530231001 is about 23026.7453410160. The cubic root of 530231001 is about 809.3847896750.

Adding to 530231001 its reverse (100132035), we get a palindrome (630363036).

The spelling of 530231001 in words is "five hundred thirty million, two hundred thirty-one thousand, one".

Divisors: 1 3 317 951 557551 1672653 176743667 530231001