13394157920

Names of 13394157920

• Cardinal: 13394157920 can be written as Thirteen billion, three hundred ninety-four million, one hundred fifty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.339415792 × 10¹⁰

Factors of 13394157920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2851

Divisors of 13394157920

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 19 20 22 26 32 38 40 44 52 55 65 76 80 88 95 104 110 121 130 143 152 160 176 190 208 209 220 242 247 260 286 304 352 380 416 418 440 484 494 520 572 605 608 715 760 836 880 968 988 1040 1045 1144 1210 1235 1430 1520 1573 1672 1760 1936 1976 2080 2090 2288 2299 2420 2470 2717 2801 2860 3040 3146 3344 3872 3952 4180 4576 4598 4840 4940 5434 5602 5720 6292 6688 7865 7904 8360 9196 9680 9880 10868 11204 11440 11495 12584 13585 14005 15730 16720 18392 19360 19760 21736 22408 22880 22990 25168 27170 28010 29887 30811 31460 33440 36413 36784 39520 43472 44816 45980 50336 53219 54340 56020 59774 61622 62920 72826 73568 86944 89632 91960 106438 108680 112040 119548 123244 125840 145652 149435 154055 182065 183920 212876 217360 224080 239096 246488 251680 266095 291304 298870 308110 338921 364130 367840 400543 425752 434720 448160 478192 492976 532190 582608 585409 597740 616220 677842 691847 728260 801086 851504 956384 985952 1064380 1165216 1170818 1195480 1232440 1355684 1383694 1456520 1602172 1694605 1703008 2002715 2128760 2341636 2390960 2464880 2711368 2767388 2913040 2927045 3204344 3389210 3459235 4005430 4257520 4405973 4683272 4781920 4929760 5422736 5534776 5826080 5854090 6408688 6439499 6778420 6918470 7610317 8010860 8515040 8811946 9366544 10845472 11069552 11708180 12817376 12878998 13556840 13836940 15220634 16021720 17623892 18733088 22029865 22139104 23416360 25757996 27113680 27673880 30441268 32043440 32197495 35247784 38051585 44059730 46832720 51515992 54227360 55347760 60882536 64086880 64394990 70495568 76103170 83713487 88119460 93665440 103031984 110695520 121765072 128789980 140991136 152206340 167426974 176238920 206063968 243530144 257579960 304412680 334853948 352477840 418567435 515159920 608825360 669707896 704955680 837134870 1030319840 1217650720 1339415792 1674269740 2678831584 3348539480 6697078960 13394157920
• Sum of all divisors σ(n): 39442969440
• Sum of proper divisors (its aliquot sum) s(n): 26048811520
• 13394157920 is an abundant number, because the sum of its proper divisors (26048811520) is greater than itself. Its abundance is 12654653600

Bases of 13394157920

• Binary: 1100011110010110101010000101100000₂
• Hexadecimal: 0x31E5AA160
• Base-36: 65IJAE8

Squares and roots of 13394157920

• 13394157920 squared (13394157920²) is 179403466385898726400
• 13394157920 cubed (13394157920³) is 2402958360168139202528473088000
• The square root of 13394157920 is 115733.1323346949
• The cube root of 13394157920 is 2374.8625099355

Scales and comparisons

• 13,394,157,920 seconds is equal to 425 years, 46 weeks, 2 days, 23 hours, 25 minutes, 20 seconds.
• To count from 1 to 13,394,157,920 would take you about eight hundred fifty-one years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 13394157920 cubic inches would be around 197.9 feet tall.

Recreational maths with 13394157920

• 13394157920 backwards is 02975149331
• 13394157920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13394157920's digits is 44
• More coming soon!