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3130132540 = 225433639689
BaseRepresentation
bin1011101010010010…
…0000100000111100
322002010220012121211
42322210200200330
522402303220130
61234333334204
7140365454563
oct27244404074
98063805554
103130132540
1113669729a7
12734337364
133ab648442
142199dcbda
15134beba2a
hexba92083c

3130132540 has 24 divisors (see below), whose sum is σ = 6726147120. Its totient is φ = 1222935168.

The previous prime is 3130132517. The next prime is 3130132553. The reversal of 3130132540 is 452310313.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1818985 + ... + 1820704.

It is an arithmetic number, because the mean of its divisors is an integer number (280256130).

Almost surely, 23130132540 is an apocalyptic number.

It is an amenable number.

3130132540 is an abundant number, since it is smaller than the sum of its proper divisors (3596014580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3130132540 is a wasteful number, since it uses less digits than its factorization.

3130132540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639741 (or 3639739 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 3130132540 is about 55947.5874368145. The cubic root of 3130132540 is about 1462.8088386662.

Adding to 3130132540 its reverse (452310313), we get a palindrome (3582442853).

The spelling of 3130132540 in words is "three billion, one hundred thirty million, one hundred thirty-two thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 3639689 7279378 14558756 18198445 36396890 72793780 156506627 313013254 626026508 782533135 1565066270 3130132540