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130230234340 = 225171989226511
BaseRepresentation
bin111100101001001010…
…0111010110011100100
3110110010222011100202121
41321102110322303210
54113202414444330
6135454341515324
712260140504333
oct1712224726344
9413128140677
10130230234340
1150259632648
12212a5a12b44
13c3857b667b
146435cbbd1a
1535c319117a
hex1e5253ace4

130230234340 has 96 divisors (see below), whose sum is σ = 308237529600. Its totient is φ = 45925355520.

The previous prime is 130230234311. The next prime is 130230234389. The reversal of 130230234340 is 43432032031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 461685 + ... + 688195.

It is an arithmetic number, because the mean of its divisors is an integer number (3210807600).

Almost surely, 2130230234340 is an apocalyptic number.

130230234340 is a gapful number since it is divisible by the number (10) 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 130230234340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154118764800).

130230234340 is an abundant number, since it is smaller than the sum of its proper divisors (178007295260).

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

130230234340 is a wasteful number, since it uses less digits than its factorization.

130230234340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226645 (or 226643 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 130230234340 its reverse (43432032031), we get a palindrome (173662266371).

The spelling of 130230234340 in words is "one hundred thirty billion, two hundred thirty million, two hundred thirty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 17 19 20 34 38 68 76 85 89 95 170 178 190 323 340 356 380 445 646 890 1292 1513 1615 1691 1780 3026 3230 3382 6052 6460 6764 7565 8455 15130 16910 28747 30260 33820 57494 114988 143735 226511 287470 453022 574940 906044 1132555 2265110 3850687 4303709 4530220 7701374 8607418 15402748 17214836 19253435 20159479 21518545 38506870 40318958 43037090 73163053 77013740 80637916 86074180 100797395 146326106 201594790 292652212 342711143 365815265 383030101 403189580 685422286 731630530 766060202 1370844572 1463261060 1532120404 1713555715 1915150505 3427111430 3830301010 6511511717 6854222860 7660602020 13023023434 26046046868 32557558585 65115117170 130230234340