Search a number
-
+
130031024253312 = 27371329157817291
BaseRepresentation
bin11101100100001100110101…
…000000101010100110000000
3122001101211210122121122112210
4131210030311000222212000
5114020412014202101222
61140315232231222120
736250300666413540
oct3544146500524600
9561354718548483
10130031024253312
113848293631a9a6
1212700a72b17940
135772b46bc9820
14241776c669320
151007613094d0c
hex76433502a980

130031024253312 has 512 divisors, whose sum is σ = 442561656499200. Its totient is φ = 32900407787520.

The previous prime is 130031024253301. The next prime is 130031024253337. The reversal of 130031024253312 is 213352420130031.

It is a self number, because there is not a number n which added to its sum of digits gives 130031024253312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 158691387 + ... + 159508677.

It is an arithmetic number, because the mean of its divisors is an integer number (864378235350).

Almost surely, 2130031024253312 is an apocalyptic number.

130031024253312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130031024253312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221280828249600).

130031024253312 is an abundant number, since it is smaller than the sum of its proper divisors (312530632245888).

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

130031024253312 is a wasteful number, since it uses less digits than its factorization.

130031024253312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817514 (or 817502 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 130031024253312 its reverse (213352420130031), we get a palindrome (343383444383343).

The spelling of 130031024253312 in words is "one hundred thirty trillion, thirty-one billion, twenty-four million, two hundred fifty-three thousand, three hundred twelve".