21313886378800

Names of 21313886378800

• Cardinal: 21313886378800 can be written as Twenty-one trillion, three hundred thirteen billion, eight hundred eighty-six million, three hundred seventy-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 2.13138863788 × 10¹³

Factors of 21313886378800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 131

Divisors of 21313886378800

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 53 71 80 100 106 142 200 212 265 284 355 400 424 530 568 710 848 1060 1136 1325 1420 1775 2120 2650 2809 2840 3550 3763 4240 5041 5300 5618 5680 7100 7526 10082 10600 11236 14045 14200 15052 18815 20164 21200 22472 25205 28090 28400 30104 37630 40328 44944 50410 56180 60208 70225 75260 80656 94075 100820 112360 126025 140450 148877 150520 188150 199439 201640 224720 252050 267173 280900 297754 301040 357911 376300 398878 403280 504100 534346 561800 595508 715822 744385 752600 797756 997195 1008200 1068692 1123600 1191016 1335865 1431644 1488770 1505200 1595512 1789555 1994390 2016400 2137384 2382032 2671730 2863288 2977540 3191024 3579110 3721925 3988780 4274768 4985975 5343460 5726576 5955080 6679325 7158220 7443850 7977560 8947775 9971950 10570267 10686920 11910160 13358650 14160169 14316440 14887700 15955120 17895550 18969283 19943900 21140534 21373840 26717300 28320338 28632880 29775400 35791100 37938566 39887800 42281068 52851335 53434600 56640676 59550800 70800845 71582200 75877132 79775600 84562136 94846415 105702670 106869200 113281352 141601690 143164400 151754264 169124272 189692830 211405340 226562704 264256675 283203380 303508528 354004225 379385660 422810680 474232075 528513350 566406760 708008450 750488957 758771320 845621360 948464150 1005371999 1057026700 1132813520 1416016900 1500977914 1517542640 1896928300 2010743998 2114053400 2832033800 3001955828 3752444785 3793856600 4021487996 4228106800 5026859995 5664067600 6003911656 7504889570 7587713200 8042975992 10053719990 12007823312 15009779140 16085951984 18762223925 20107439980 25134299975 30019558280 37524447850 40214879960 50268599950 53284715947 60039116560 75048895700 80429759920 100537199900 106569431894 150097791400 201074399800 213138863788 266423579735 300195582800 402148799600 426277727576 532847159470 852555455152 1065694318940 1332117898675 2131388637880 2664235797350 4262777275760 5328471594700 10656943189400 21313886378800
• Sum of all divisors σ(n): 52936936551360
• Sum of proper divisors (its aliquot sum) s(n): 31623050172560
• 21313886378800 is an abundant number, because the sum of its proper divisors (31623050172560) is greater than itself. Its abundance is 10309163793760

Bases of 21313886378800

• Binary: 100110110001010000110101000000101101100110000₂
• Hexadecimal: 0x136286A05B30
• Base-36: 7JZGPN3N4

Squares and roots of 21313886378800

• 21313886378800 squared (21313886378800²) is 454281752568396177089440000
• 21313886378800 cubed (21313886378800³) is 9682509658204931194228607845319872000000
• The square root of 21313886378800 is 4616696.4789554879
• The cube root of 21313886378800 is 27726.0210587675

Scales and comparisons

• 21,313,886,378,800 seconds is equal to 677,715 years, 34 weeks, 1 day, 18 hours, 6 minutes, 40 seconds.
• To count from 1 to 21,313,886,378,800 would take you about one million, six hundred ninety-four thousand, two hundred eighty-nine 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 21313886378800 cubic inches would be around 2310.5 feet tall.

Recreational maths with 21313886378800

• 21313886378800 backwards is 00887368831312
• The number of decimal digits it has is: 14
• The sum of 21313886378800's digits is 58
• More coming soon!