15138859680

Names of 15138859680

• Cardinal: 15138859680 can be written as Fifteen billion, one hundred thirty-eight million, eight hundred fifty-nine thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.513885968 × 10¹⁰

Factors of 15138859680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5291

Divisors of 15138859680

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 41 42 45 48 49 56 60 63 70 72 80 82 84 90 96 98 105 112 120 123 126 140 144 147 160 164 168 180 196 205 210 224 240 245 246 252 280 287 288 294 315 328 336 360 369 392 410 420 441 480 490 492 504 560 574 588 615 630 656 672 720 735 738 784 820 840 861 882 980 984 1008 1120 1148 1176 1230 1260 1312 1435 1440 1470 1476 1568 1640 1680 1722 1764 1845 1960 1968 2009 2016 2205 2296 2352 2460 2520 2583 2870 2940 2952 3280 3360 3444 3528 3690 3920 3936 4018 4305 4410 4592 4704 4920 5040 5166 5233 5740 5880 5904 6027 6560 6888 7056 7380 7840 8036 8610 8820 9184 9840 10045 10080 10332 10466 11480 11760 11808 12054 12915 13776 14112 14760 15699 16072 17220 17640 18081 19680 20090 20664 20932 22960 23520 24108 25830 26165 27552 29520 30135 31398 32144 34440 35280 36162 36631 40180 41328 41864 45920 47097 48216 51660 52330 59040 60270 62796 64288 68880 70560 72324 73262 78495 80360 82656 83728 90405 94194 96432 103320 104660 109893 120540 125592 137760 144648 146524 156990 160720 167456 180810 183155 188388 192864 206640 209320 214553 219786 235485 241080 251184 256417 289296 293048 313980 321440 329679 361620 366310 376776 413280 418640 429106 439572 470970 482160 502368 512834 549465 578592 586096 627960 643659 659358 723240 732620 753552 769251 837280 858212 879144 941940 964320 1025668 1072765 1098930 1172192 1255920 1282085 1287318 1318716 1446480 1465240 1501871 1507104 1538502 1648395 1716424 1758288 1883880 1930977 2051336 2145530 2197860 2307753 2511840 2564170 2574636 2637432 2892960 2930480 3003742 3077004 3218295 3296790 3432848 3516576 3767760 3846255 3861954 4102672 4291060 4395720 4505613 4615506 5128340 5149272 5274864 5860960 6007484 6154008 6436590 6593580 6865696 7509355 7535520 7692510 7723908 8205344 8582120 8791440 9011226 9231012 9654885 10256680 10298544 10513097 10549728 11538765 12014968 12308016 12873180 13187160 13516839 15018710 15385020 15447816 17164240 17582880 18022452 18462024 19309770 20513360 20597088 21026194 22528065 23077530 24029936 24616032 25746360 26374320 27033678 30037420 30770040 30895632 31539291 34328480 36044904 36924048 38619540 41026720 42052388 45056130 46155060 48059872 51492720 52565485 52748640 54067356 60074840 61540080 61791264 63078582 67584195 72089808 73848096 77239080 84104776 90112260 92310120 94617873 102985440 105130970 108134712 120149680 123080160 126157164 135168390 144179616 154478160 157696455 168209552 180224520 184620240 189235746 210261940 216269424 240299360 252314328 270336780 308956320 315392910 336419104 360449040 369240480 378471492 420523880 432538848 473089365 504628656 540673560 630785820 720898080 756942984 841047760 946178730 1009257312 1081347120 1261571640 1513885968 1682095520 1892357460 2162694240 2523143280 3027771936 3784714920 5046286560 7569429840 15138859680
• Sum of all divisors σ(n): 61573383144
• Sum of proper divisors (its aliquot sum) s(n): 46434523464
• 15138859680 is an abundant number, because the sum of its proper divisors (46434523464) is greater than itself. Its abundance is 31295663784

Bases of 15138859680

• Binary: 1110000110010110001010101010100000₂
• Hexadecimal: 0x38658AAA0
• Base-36: 6YDAAW0

Squares and roots of 15138859680

• 15138859680 squared (15138859680²) is 229185072410729702400
• 15138859680 cubed (15138859680³) is 3469600651976676291041759232000
• The square root of 15138859680 is 123040.0734720197
• The cube root of 15138859680 is 2473.7988760165

Scales and comparisons

• 15,138,859,680 seconds is equal to 481 years, 19 weeks, 1 day, 6 hours, 48 minutes.
• To count from 1 to 15,138,859,680 would take you about nine hundred sixty-two 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 15138859680 cubic inches would be around 206.1 feet tall.

Recreational maths with 15138859680

• 15138859680 backwards is 08695883151
• The number of decimal digits it has is: 11
• The sum of 15138859680's digits is 54
• More coming soon!