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5530131512 = 235361721139
BaseRepresentation
bin1010010011001111…
…10001110000111000
3112021101220210021122
411021213301300320
542311203202022
62312425524412
7254020225253
oct51147616070
915241823248
105530131512
112388684724
1210a4043708
136a1933789
143a665c09a
15225772742
hex1499f1c38

5530131512 has 32 divisors (see below), whose sum is σ = 10582261200. Its totient is φ = 2708369664.

The previous prime is 5530131511. The next prime is 5530131557. The reversal of 5530131512 is 2151310355.

It is a happy number.

It is a super-2 number, since 2×55301315122 = 61164709080030812288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5530131511) 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, 251039 + ... + 272177.

Almost surely, 25530131512 is an apocalyptic number.

It is an amenable number.

5530131512 is a deficient number, since it is larger than the sum of its proper divisors (5052129688).

5530131512 is a wasteful number, since it uses less digits than its factorization.

5530131512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21815 (or 21811 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 5530131512 is about 74364.8540104800. The cubic root of 5530131512 is about 1768.3917757193.

Adding to 5530131512 its reverse (2151310355), we get a palindrome (7681441867).

The spelling of 5530131512 in words is "five billion, five hundred thirty million, one hundred thirty-one thousand, five hundred twelve".

Divisors: 1 2 4 8 53 106 212 424 617 1234 2468 4936 21139 32701 42278 65402 84556 130804 169112 261608 1120367 2240734 4481468 8962936 13042763 26085526 52171052 104342104 691266439 1382532878 2765065756 5530131512