21036570743720

Names of 21036570743720

• Cardinal: 21036570743720 can be written as Twenty-one trillion, thirty-six billion, five hundred seventy million, seven hundred forty-three thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.103657074372 × 10¹³

Factors of 21036570743720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 133587

Divisors of 21036570743720

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 7 8 10 14 19 20 28 35 38 40 49 56 70 76 95 98 133 140 152 190 196 245 266 280 343 380 392 490 532 607 665 686 760 931 980 1064 1214 1330 1372 1715 1862 1960 2428 2660 2744 3035 3430 3724 4249 4655 4856 5320 6070 6517 6860 7448 8498 9310 11533 12140 13034 13720 16996 18620 21245 23066 24280 26068 29743 32585 33992 37240 42490 46132 52136 57665 59486 65170 80731 84980 92264 115330 118972 130340 132947 148715 161462 169960 208201 230660 237944 260680 265894 297430 322924 403655 416402 461320 531788 565117 594860 645848 664735 807310 832804 930629 1041005 1063576 1130234 1189720 1329470 1614620 1665608 1861258 2082010 2260468 2525993 2658940 2825585 3229240 3722516 3955819 4164020 4520936 4653145 5051986 5317880 5651170 6514403 7445032 7911638 8328040 9306290 10103972 11302340 12629965 13028806 15823276 17681951 18612580 19779095 20207944 22604680 25259930 26057612 31646552 32572015 35363902 37225160 39558190 45600821 50519860 52115224 65144030 70727804 79116380 80698829 88409755 91201642 101039720 123773657 130288060 141455608 158232760 161397658 176819510 182403284 228004105 247547314 260576120 322795316 353639020 364806568 403494145 456008210 495094628 564891803 618868285 645590632 707278040 806988290 866415599 912016420 990189256 1129783606 1237736570 1533277751 1613976580 1732831198 1824032840 2259567212 2475473140 2824459015 3066555502 3227953160 3465662396 3954242621 4332077995 4519134424 4950946280 5648918030 6133111004 6931324792 7666388755 7908485242 8664155990 10732944257 11297836060 12266222008 15332777510 15816970484 17328311980 19771213105 21465888514 22595672120 27679698347 30665555020 31633940968 34656623960 39542426210 42931777028 53664721285 55359396694 61331110040 75130609799 79084852420 85863554056 107329442570 110718793388 138398491735 150261219598 158169704840 214658885140 221437586776 276796983470 300522439196 375653048995 429317770280 525914268593 553593966940 601044878392 751306097990 1051828537186 1107187933880 1502612195980 2103657074372 2629571342965 3005224391960 4207314148744 5259142685930 10518285371860 21036570743720
• Sum of all divisors σ(n): 58199316480000
• Sum of proper divisors (its aliquot sum) s(n): 37162745736280
• 21036570743720 is an abundant number, because the sum of its proper divisors (37162745736280) is greater than itself. Its abundance is 16126174992560

Bases of 21036570743720

• Binary: 100110010000111110101010100111001001110101000₂
• Hexadecimal: 0x1321F55393A8
• Base-36: 7GG2F2M5K

Squares and roots of 21036570743720

• 21036570743720 squared (21036570743720²) is 442537308655536233919438400
• 21036570743720 cubed (21036570743720³) is 9309467400267641065678048152852726848000
• The square root of 21036570743720 is 4586564.1545409565
• The cube root of 21036570743720 is 27605.2476998003

Scales and comparisons

• 21,036,570,743,720 seconds is equal to 668,897 years, 45 weeks, 5 days, 1 hour, 15 minutes, 20 seconds.
• To count from 1 to 21,036,570,743,720 would take you about one million, six hundred seventy-two thousand, two hundred forty-four 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 21036570743720 cubic inches would be around 2300.4 feet tall.

Recreational maths with 21036570743720

• 21036570743720 backwards is 02734707563012
• The number of decimal digits it has is: 14
• The sum of 21036570743720's digits is 47
• More coming soon!