18972136457600

Names of 18972136457600

• Cardinal: 18972136457600 can be written as Eighteen trillion, nine hundred seventy-two billion, one hundred thirty-six million, four hundred fifty-seven thousand, six hundred.

Scientific notation

• Scientific notation: 1.89721364576 × 10¹³

Factors of 18972136457600

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 207

Divisors of 18972136457600

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 37 40 50 64 74 80 100 128 148 160 163 185 200 296 320 326 370 400 592 640 652 740 800 815 925 1184 1304 1369 1480 1600 1630 1850 2368 2608 2738 2960 3200 3260 3700 4075 4736 5216 5476 5920 6031 6520 6845 7400 8150 10432 10952 11840 12062 13040 13690 14800 16300 20864 21904 23680 24124 26080 26569 27380 29600 30155 32600 34225 43808 48248 52160 53138 54760 59200 60310 65200 68450 87616 96496 104320 106276 109520 118400 120620 130400 132845 136900 150775 175232 192992 212552 219040 223147 241240 260800 265690 273800 301550 385984 425104 438080 446294 482480 521600 531380 547600 603100 664225 771968 850208 876160 892588 964960 983053 1062760 1095200 1115735 1206200 1328450 1700416 1785176 1929920 1966106 2125520 2190400 2231470 2412400 2656900 3400832 3570352 3859840 3932212 4251040 4330747 4380800 4462940 4824800 4915265 5313800 5578675 7140704 7864424 8502080 8661494 8925880 9649600 9830530 10627600 11157350 14281408 15728848 17004160 17322988 17851760 19299200 19661060 21255200 21653735 22314700 24576325 28562816 31457696 34645976 35703520 36372961 39322120 42510400 43307470 44629400 49152650 62915392 69291952 71407040 72745922 78644240 85020800 86614940 89258800 98305300 108268675 125830784 138583904 142814080 145491844 157288480 160237639 173229880 178517600 181864805 196610600 216537350 277167808 290983688 314576960 320475278 346459760 357035200 363729610 393221200 433074700 554335616 581967376 629153920 640950556 692919520 714070400 727459220 786442400 801188195 866149400 909324025 1163934752 1281901112 1385839040 1454918440 1572884800 1602376390 1732298800 1818648050 2327869504 2563802224 2771678080 2909836880 3145769600 3204752780 3464597600 3637296100 4005940975 4655739008 5127604448 5819673760 5928792643 6409505560 6929195200 7274592200 8011881950 10255208896 11639347520 11857585286 12819011120 13858390400 14549184400 16023763900 20510417792 23278695040 23715170572 25638022240 29098368800 29643963215 32047527800 47430341144 51276044480 58196737600 59287926430 64095055600 94860682288 102552088960 116393475200 118575852860 128190111200 148219816075 189721364576 237151705720 256380222400 296439632150 379442729152 474303411440 512760444800 592879264300 758885458304 948606822880 1185758528600 1897213645760 2371517057200 3794427291520 4743034114400 9486068228800 18972136457600
• Sum of all divisors σ(n): 48465352315800
• Sum of proper divisors (its aliquot sum) s(n): 29493215858200
• 18972136457600 is an abundant number, because the sum of its proper divisors (29493215858200) is greater than itself. Its abundance is 10521079400600

Bases of 18972136457600

• Binary: 100010100000101001011011101000100010110000000₂
• Hexadecimal: 0x11414B744580
• Base-36: 6Q3OG788W

Squares and roots of 18972136457600

• 18972136457600 squared (18972136457600²) is 359941961765795076597760000
• 18972136457600 cubed (18972136457600³) is 6828868015436906045370947066494976000000
• The square root of 18972136457600 is 4355701.6033700011
• The cube root of 18972136457600 is 26670.9660490647

Scales and comparisons

• 18,972,136,457,600 seconds is equal to 603,255 years, 13 weeks, 1 day, 16 hours, 53 minutes, 20 seconds.
• To count from 1 to 18,972,136,457,600 would take you about one million, five hundred eight thousand, one hundred thirty-eight 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 18972136457600 cubic inches would be around 2222.6 feet tall.

Recreational maths with 18972136457600

• 18972136457600 backwards is 00675463127981
• The number of decimal digits it has is: 14
• The sum of 18972136457600's digits is 59
• More coming soon!