21825742400

Names of 21825742400

• Cardinal: 21825742400 can be written as Twenty-one billion, eight hundred twenty-five million, seven hundred forty-two thousand, four hundred.

Scientific notation

• Scientific notation: 2.18257424 × 10¹⁰

Factors of 21825742400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 655

Divisors of 21825742400

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 17 20 22 25 28 32 34 35 40 44 50 55 56 64 68 70 77 80 85 88 100 110 112 119 136 140 154 160 170 175 176 187 200 220 224 238 272 275 280 289 308 320 340 350 352 374 385 400 425 440 448 476 544 550 560 578 595 613 616 680 700 704 748 770 800 850 880 935 952 1088 1100 1120 1156 1190 1226 1232 1309 1360 1400 1445 1496 1540 1600 1700 1760 1870 1904 1925 2023 2200 2240 2312 2380 2452 2464 2618 2720 2800 2890 2975 2992 3065 3080 3179 3400 3520 3740 3808 3850 4046 4291 4400 4624 4675 4760 4904 4928 5236 5440 5600 5780 5950 5984 6130 6160 6358 6545 6743 6800 7225 7480 7616 7700 8092 8582 8800 9248 9350 9520 9808 10115 10421 10472 11200 11560 11900 11968 12260 12320 12716 13090 13486 13600 14450 14960 15325 15400 15895 16184 17164 17600 18496 18700 19040 19616 20230 20842 20944 21455 22253 23120 23800 24520 24640 25432 26180 26972 27200 28900 29920 30650 30800 31790 32368 32725 33715 34328 37400 38080 39232 40460 41684 41888 42910 44506 46240 47201 47600 49040 50575 50864 52105 52360 53944 57800 59840 61300 61600 63580 64736 65450 67430 68656 72947 74800 79475 80920 83368 83776 85820 89012 92480 94402 95200 98080 101150 101728 104210 104720 107275 107888 111265 114631 115600 122600 123200 127160 129472 130900 134860 137312 145894 149600 158950 161840 166736 168575 171640 177157 178024 188804 190400 196160 202300 203456 208420 209440 214550 215776 222530 229262 231200 236005 245200 254320 260525 261800 269720 274624 291788 299200 317900 323680 333472 337150 343280 354314 356048 364735 377608 404600 416840 418880 429100 431552 445060 458524 462400 472010 490400 508640 521050 523600 539440 556325 573155 583576 635800 647360 666944 674300 686560 708628 712096 729470 755216 802417 809200 833680 858200 885785 890120 917048 944020 980800 1017280 1042100 1047200 1078880 1112650 1146310 1167152 1180025 1240099 1271600 1348600 1373120 1417256 1424192 1458940 1510432 1604834 1618400 1667360 1716400 1771570 1780240 1823675 1834096 1888040 1948727 2084200 2094400 2157760 2225300 2292620 2334304 2360050 2480198 2543200 2697200 2834512 2865775 2917880 3020864 3209668 3236800 3334720 3432800 3543140 3560480 3647350 3668192 3776080 3897454 4012085 4168400 4428925 4450600 4585240 4668608 4720100 4960396 5086400 5394400 5669024 5731550 5835760 6200495 6419336 6865600 7086280 7120960 7294700 7336384 7552160 7794908 8024170 8336800 8857850 8901200 9170480 9440200 9743635 9920792 10788800 11338048 11463100 11671520 12400990 12838672 13641089 14172560 14589400 15104320 15589816 16048340 16673600 17715700 17802400 18340960 18880400 19487270 19841584 20060425 22926200 23343040 24801980 25677344 27282178 28345120 29178800 31002475 31179632 32096680 35431400 35604800 36681920 37760800 38974540 39683168 40120850 45852400 48718175 49603960 51354688 54564356 56690240 58357600 62004950 62359264 64193360 68205445 70862800 75521600 77949080 79366336 80241700 91704800 97436350 99207920 109128712 116715200 124009900 124718528 128386720 136410890 141725600 155898160 160483400 183409600 194872700 198415840 218257424 248019800 256773440 272821780 283451200 311796320 320966800 341027225 389745400 396831680 436514848 496039600 545643560 623592640 641933600 682054450 779490800 873029696 992079200 1091287120 1283867200 1364108900 1558981600 1984158400 2182574240 2728217800 3117963200 4365148480 5456435600 10912871200 21825742400
• Sum of all divisors σ(n): 71243196096
• Sum of proper divisors (its aliquot sum) s(n): 49417453696
• 21825742400 is an abundant number, because the sum of its proper divisors (49417453696) is greater than itself. Its abundance is 27591711296

Bases of 21825742400

• Binary: 10100010100111010100110011001000000₂
• Hexadecimal: 0x514EA6640
• Base-36: A0YHEM8

Squares and roots of 21825742400

• 21825742400 squared (21825742400²) is 476363031311157760000
• 21825742400 cubed (21825742400³) is 10396976810280463515521024000000
• The square root of 21825742400 is 147735.3796488843
• The cube root of 21825742400 is 2794.6215801625

Scales and comparisons

• 21,825,742,400 seconds is equal to 693 years, 51 weeks, 3 days, 18 hours, 13 minutes, 20 seconds.
• To count from 1 to 21,825,742,400 would take you about one thousand, three hundred eighty-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 21825742400 cubic inches would be around 232.9 feet tall.

Recreational maths with 21825742400

• 21825742400 backwards is 00424752812
• 21825742400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21825742400's digits is 35
• More coming soon!