21530361568000

Names of 21530361568000

• Cardinal: 21530361568000 can be written as Twenty-one trillion, five hundred thirty billion, three hundred sixty-one million, five hundred sixty-eight thousand.

Scientific notation

• Scientific notation: 2.1530361568 × 10¹³

Factors of 21530361568000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 403

Divisors of 21530361568000

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 37 40 50 64 74 80 100 125 128 148 160 185 200 250 256 296 320 359 370 400 500 592 640 718 740 800 925 1000 1184 1280 1369 1436 1480 1600 1795 1850 2000 2368 2738 2872 2960 3200 3590 3700 4000 4625 4736 5476 5744 5920 6400 6845 7180 7400 8000 8975 9250 9472 10952 11488 11840 13283 13690 14360 14800 16000 17950 18500 21904 22976 23680 26566 27380 28720 29600 32000 34225 35900 37000 43808 44875 45952 47360 50653 53132 54760 57440 59200 66415 68450 71800 74000 87616 89750 91904 101306 106264 109520 114880 118400 132830 136900 143600 148000 171125 175232 179500 202612 212528 219040 229760 236800 253265 265660 273800 287200 296000 332075 342250 350464 359000 405224 425056 438080 459520 491471 506530 531320 547600 574400 592000 664150 684500 718000 810448 850112 876160 982942 1013060 1062640 1095200 1148800 1184000 1266325 1328300 1369000 1436000 1620896 1660375 1700224 1752320 1874161 1965884 2026120 2125280 2190400 2297600 2457355 2532650 2656600 2738000 2872000 3241792 3320750 3400448 3748322 3931768 4052240 4250560 4380800 4914710 5065300 5313200 5476000 5744000 6331625 6483584 6641500 7496644 7863536 8104480 8501120 8761600 9370805 9829420 10130600 10626400 10952000 11488000 12286775 12663250 12967168 13283000 14993288 15727072 16208960 17002240 18184427 18741610 19658840 20261200 21252800 21904000 24573550 25326500 26566000 29986576 31454144 32417920 36368854 37483220 39317680 40522400 42505600 43808000 46854025 49147100 50653000 53132000 59973152 61433875 62908288 64835840 72737708 74966440 78635360 81044800 85011200 90922135 93708050 98294200 101306000 106264000 119946304 122867750 125816576 145475416 149932880 157270720 162089600 181844270 187416100 196588400 202612000 212528000 234270125 239892608 245735500 290950832 299865760 314541440 324179200 363688540 374832200 393176800 405224000 425056000 454610675 468540250 479785216 491471000 581901664 599731520 629082880 672823799 727377080 749664400 786353600 810448000 909221350 937080500 982942000 1163803328 1199463040 1345647598 1454754160 1499328800 1572707200 1620896000 1818442700 1874161000 1965884000 2273053375 2327606656 2398926080 2691295196 2909508320 2998657600 3145414400 3364118995 3636885400 3748322000 3931768000 4546106750 4655213312 5382590392 5819016640 5997315200 6728237990 7273770800 7496644000 7863536000 9092213500 10765180784 11638033280 11994630400 13456475980 14547541600 14993288000 15727072000 16820594975 18184427000 21530361568 23276066560 26912951960 29095083200 29986576000 33641189950 36368854000 43060723136 53825903920 58190166400 59973152000 67282379900 72737708000 84102974875 86121446272 107651807840 116380332800 134564759800 145475416000 168205949750 172242892544 215303615680 269129519600 290950832000 336411899500 430607231360 538259039200 581901664000 672823799000 861214462720 1076518078400 1345647598000 2153036156800 2691295196000 4306072313600 5382590392000 10765180784000 21530361568000
• Sum of all divisors σ(n): 55278227964960
• Sum of proper divisors (its aliquot sum) s(n): 33747866396960
• 21530361568000 is an abundant number, because the sum of its proper divisors (33747866396960) is greater than itself. Its abundance is 12217504828960

Bases of 21530361568000

• Binary: 100111001010011101101100011011001101100000000₂
• Hexadecimal: 0x1394ED8D9B00
• Base-36: 7MQWTDON4

Squares and roots of 21530361568000

• 21530361568000 squared (21530361568000²) is 463556469248811418624000000
• 21530361568000 cubed (21530361568000³) is 9980538390112383197221729042432000000000
• The square root of 21530361568000 is 4640082.0647915269
• The cube root of 21530361568000 is 27819.5718017015

Scales and comparisons

• 21,530,361,568,000 seconds is equal to 684,598 years, 46 weeks, 5 days, 15 hours, 6 minutes, 40 seconds.
• To count from 1 to 21,530,361,568,000 would take you about one million, seven hundred eleven thousand, four hundred ninety-seven 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 21530361568000 cubic inches would be around 2318.3 feet tall.

Recreational maths with 21530361568000

• 21530361568000 backwards is 00086516303512
• 21530361568000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21530361568000's digits is 40
• More coming soon!