Search a number
-
+
530231351441 = 1148202850131
BaseRepresentation
bin1111011011101000100…
…00000101100010010001
31212200121201211111010112
413231310100011202101
532141403211221231
61043330202011105
753210425060241
oct7556420054221
91780551744115
10530231351441
11194962858270
12869194a6a95
133b0014262cc
141b940291b21
15dbd4c0a92b
hex7b74405891

530231351441 has 4 divisors (see below), whose sum is σ = 578434201584. Its totient is φ = 482028501300.

The previous prime is 530231351417. The next prime is 530231351443. The reversal of 530231351441 is 144153132035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 530231351441 - 222 = 530227157137 is a prime.

It is a super-2 number, since 2×5302313514412 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 530231351398 and 530231351407.

It is not an unprimeable number, because it can be changed into a prime (530231351443) 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 3 ways as a sum of consecutive naturals, for example, 24101425055 + ... + 24101425076.

It is an arithmetic number, because the mean of its divisors is an integer number (144608550396).

Almost surely, 2530231351441 is an apocalyptic number.

It is an amenable number.

530231351441 is a deficient number, since it is larger than the sum of its proper divisors (48202850143).

530231351441 is a wasteful number, since it uses less digits than its factorization.

530231351441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48202850142.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 530231351441 its reverse (144153132035), we get a palindrome (674384483476).

The spelling of 530231351441 in words is "five hundred thirty billion, two hundred thirty-one million, three hundred fifty-one thousand, four hundred forty-one".

Divisors: 1 11 48202850131 530231351441