21195348907680

Names of 21195348907680

• Cardinal: 21195348907680 can be written as Twenty-one trillion, one hundred ninety-five billion, three hundred forty-eight million, nine hundred seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.119534890768 × 10¹³

Factors of 21195348907680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 224

Divisors of 21195348907680

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 101 113 120 144 160 180 202 226 240 288 303 339 360 404 452 480 505 565 606 678 720 808 904 909 1010 1017 1130 1212 1356 1440 1515 1616 1695 1808 1818 2020 2034 2260 2424 2712 3030 3232 3390 3616 3636 4040 4068 4520 4545 4848 5085 5424 6060 6780 7272 8080 8136 9040 9090 9696 10170 10201 10848 11413 12120 12769 13560 14544 16160 16272 18080 18180 20340 20402 22826 24240 25538 27120 29088 30603 32544 34239 36360 38307 40680 40804 45652 48480 51005 51076 54240 57065 61206 63845 68478 72720 76614 81360 81608 91304 91809 102010 102152 102717 114130 114921 122412 127690 136956 145440 153015 153228 162720 163216 171195 182608 183618 191535 204020 204304 205434 228260 229842 244824 255380 273912 306030 306456 326432 342390 365216 367236 383070 408040 408608 410868 456520 459045 459684 489648 510760 513585 547824 574605 612060 612912 684780 734472 766140 816080 821736 913040 918090 919368 979296 1021520 1027170 1095648 1149210 1152713 1224120 1225824 1289669 1369560 1442897 1468944 1532280 1632160 1643472 1826080 1836180 1838736 2043040 2054340 2298420 2305426 2448240 2579338 2739120 2885794 2937888 3064560 3286944 3458139 3672360 3677472 3869007 4108680 4328691 4596840 4610852 4896480 5158676 5478240 5763565 5771588 6129120 6448345 6916278 7214485 7344720 7738014 8217360 8657382 9193680 9221704 10317352 10374417 11527130 11543176 11607021 12896690 12986073 13832556 14428970 14689440 15476028 16434720 17290695 17314764 18387360 18443408 19345035 20634704 20748834 21643455 23054260 23086352 23214042 25793380 25972146 27665112 28857940 30952056 34581390 34629528 36886816 38690070 41269408 41497668 43286910 46108520 46172704 46428084 51586760 51872085 51944292 55330224 57715880 58035105 61904112 64930365 69162780 69259056 77380140 82995336 86573820 92217040 92856168 103173520 103744170 103888584 110660448 115431760 116070210 123808224 129860730 130256569 138325560 138518112 145732597 154760280 165990672 173147640 184434080 185712336 206347040 207488340 207777168 230863520 232140420 259721460 260513138 276651120 291465194 309520560 331981344 346295280 371424672 390769707 414976680 415554336 437197791 464280840 519442920 521026276 553302240 582930388 619041120 651282845 692590560 728662985 781539414 829953360 874395582 928561680 1038885840 1042052552 1165860776 1172309121 1302565690 1311593373 1457325970 1563078828 1659906720 1748791164 1857123360 1953848535 2077771680 2084105104 2185988955 2331721552 2344618242 2605131380 2623186746 2914651940 3126157656 3497582328 3907697070 4168210208 4371977910 4663443104 4689236484 5210262760 5246373492 5829303880 5861545605 6252315312 6557966865 6995164656 7815394140 8743955820 9378472968 10420525520 10492746984 11658607760 11723091210 12504630624 13115933730 13990329312 14718992297 15630788280 17487911640 18756945936 20841051040 20985493968 23317215520 23446182420 26231867460 29437984594 31261576560 34975823280 37513891872 41970987936 44156976891 46892364840 52463734920 58875969188 62523153120 69951646560 73594961485 88313953782 93784729680 104927469840 117751938376 132470930673 147189922970 176627907564 187569459360 209854939680 220784884455 235503876752 264941861346 294379845940 353255815128 441569768910 471007753504 529883722692 588759691880 662354653365 706511630256 883139537820 1059767445384 1177519383760 1324709306730 1413023260512 1766279075640 2119534890768 2355038767520 2649418613460 3532558151280 4239069781536 5298837226920 7065116302560 10597674453840 21195348907680
• Sum of all divisors σ(n): 73704601184760
• Sum of proper divisors (its aliquot sum) s(n): 52509252277080
• 21195348907680 is an abundant number, because the sum of its proper divisors (52509252277080) is greater than itself. Its abundance is 31313903369400

Bases of 21195348907680

• Binary: 100110100011011101101001111100001011010100000₂
• Hexadecimal: 0x1346ED3E16A0
• Base-36: 7IH0BHPK0

Squares and roots of 21195348907680

• 21195348907680 squared (21195348907680²) is 449242815318291769162982400
• 21195348907680 cubed (21195348907680³) is 9521858214939643421052153719731064832000
• The square root of 21195348907680 is 4603840.6692325917
• The cube root of 21195348907680 is 27674.5259281655

Scales and comparisons

• 21,195,348,907,680 seconds is equal to 673,946 years, 27 weeks, 5 days, 6 hours, 48 minutes.
• To count from 1 to 21,195,348,907,680 would take you about one million, six hundred eighty-four thousand, eight hundred sixty-six 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 21195348907680 cubic inches would be around 2306.2 feet tall.

Recreational maths with 21195348907680

• 21195348907680 backwards is 08670984359112
• The number of decimal digits it has is: 14
• The sum of 21195348907680's digits is 63
• More coming soon!