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530030131234 = 23734492076709
BaseRepresentation
bin1111011011010000100…
…00011111100000100010
31212200002201012102220021
413231220100133200202
532141000203144414
61043254213104054
753202432531352
oct7555020374042
91780081172807
10530030131234
1119486a21157a
128688202802a
133ac9b8327b6
141b921672b62
15dbc220ec24
hex7b6841f822

530030131234 has 16 divisors (see below), whose sum is σ = 816770043000. Its totient is φ = 257777610624.

The previous prime is 530030131231. The next prime is 530030131321. The reversal of 530030131234 is 432131030035.

It can be written as a sum of positive squares in 4 ways, for example, as 432063009225 + 97967122009 = 657315^2 + 312997^2 .

It is a junction number, because it is equal to n+sod(n) for n = 530030131199 and 530030131208.

It is not an unprimeable number, because it can be changed into a prime (530030131231) 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, 783129 + ... + 1293580.

Almost surely, 2530030131234 is an apocalyptic number.

530030131234 is a deficient number, since it is larger than the sum of its proper divisors (286739911766).

530030131234 is a wasteful number, since it uses less digits than its factorization.

530030131234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080197.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 530030131234 its reverse (432131030035), we get a palindrome (962161161269).

The spelling of 530030131234 in words is "five hundred thirty billion, thirty million, one hundred thirty-one thousand, two hundred thirty-four".

Divisors: 1 2 37 74 3449 6898 127613 255226 2076709 4153418 76838233 153676466 7162569341 14325138682 265015065617 530030131234