21220460800

Names of 21220460800

• Cardinal: 21220460800 can be written as Twenty-one billion, two hundred twenty million, four hundred sixty thousand, eight hundred.

Scientific notation

• Scientific notation: 2.12204608 × 10¹⁰

Factors of 21220460800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 191

Divisors of 21220460800

• Number of divisors d(n): 648
• 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 88 100 110 112 119 128 136 140 149 154 160 170 175 176 187 200 220 224 238 256 272 275 280 289 298 308 320 340 350 352 374 385 400 425 440 448 476 544 550 560 578 595 596 616 640 680 700 704 745 748 770 800 850 880 896 935 952 1043 1088 1100 1120 1156 1190 1192 1232 1280 1309 1360 1400 1408 1445 1490 1496 1540 1600 1639 1700 1760 1792 1870 1904 1925 2023 2086 2176 2200 2240 2312 2380 2384 2464 2533 2618 2720 2800 2816 2890 2975 2980 2992 3080 3179 3200 3278 3400 3520 3725 3740 3808 3850 4046 4172 4352 4400 4480 4624 4675 4760 4768 4928 5066 5215 5236 5440 5600 5780 5950 5960 5984 6160 6358 6400 6545 6556 6800 7040 7225 7450 7480 7616 7700 8092 8195 8344 8800 8960 9248 9350 9520 9536 9856 10115 10132 10430 10472 10880 11200 11473 11560 11900 11920 11968 12320 12665 12716 13090 13112 13600 14080 14450 14900 14960 15232 15400 15895 16184 16390 16688 17600 17731 18496 18700 19040 19072 19712 20230 20264 20860 20944 21760 22253 22400 22946 23120 23800 23840 23936 24640 25330 25432 26075 26180 26224 27200 27863 28900 29800 29920 30464 30800 31790 32368 32725 32780 33376 35200 35462 36992 37400 38080 38144 40460 40528 40975 41720 41888 43061 44506 44800 45892 46240 47600 47680 47872 49280 50575 50660 50864 52150 52360 52448 54400 55726 57365 57800 59600 59840 61600 63325 63580 64736 65450 65560 66752 70400 70924 73984 74800 76160 79475 80920 81056 81950 83440 83776 86122 88655 89012 91784 92480 95200 95360 98560 101150 101320 101728 104300 104720 104896 108800 111265 111452 114730 115600 119200 119680 123200 126650 127160 129472 130900 131120 133504 139315 141848 149600 152320 158950 161840 162112 163900 166880 167552 172244 177310 178024 183568 184960 190400 190720 195041 202300 202640 203456 208600 209440 209792 215305 222530 222904 229460 231200 238400 239360 246400 253300 254320 258944 261800 262240 267008 278630 283696 286825 299200 301427 317900 323680 324224 327800 333760 335104 344488 354620 356048 367136 369920 380800 390082 404600 405280 406912 417200 418880 419584 430610 443275 445060 445808 458920 462400 473671 476800 492800 506600 508640 517888 523600 524480 556325 557260 567392 573650 598400 602854 635800 647360 648448 655600 667520 688976 696575 709240 712096 734272 761600 780164 809200 810560 813824 834400 837760 861220 886550 890120 891616 917840 924800 947342 953600 975205 1013200 1017280 1047200 1048960 1076525 1112650 1114520 1134784 1147300 1196800 1205708 1271600 1294720 1311200 1335040 1377952 1393150 1418480 1424192 1468544 1507135 1560328 1618400 1621120 1668800 1675520 1722440 1773100 1780240 1783232 1835680 1849600 1894684 1950410 2026400 2034560 2094400 2097920 2153050 2225300 2229040 2269568 2294600 2368355 2411416 2543200 2589440 2622400 2755904 2786300 2836960 2848384 2937088 3014270 3120656 3236800 3242240 3315697 3337600 3444880 3546200 3560480 3566464 3671360 3789368 3900820 4052800 4069120 4188800 4306100 4450600 4458080 4539136 4589200 4736710 4822832 4876025 5086400 5244800 5511808 5572600 5673920 5696768 6028540 6241312 6473600 6631394 6675200 6889760 7092400 7120960 7132928 7342720 7535675 7578736 7801640 8105600 8377600 8612200 8901200 8916160 9178400 9473420 9645664 9752050 10172800 10489600 11023616 11145200 11347840 11841775 12057080 12482624 12947200 13262788 13779520 14184800 14241920 14685440 15071350 15157472 15603280 16211200 16578485 17224400 17802400 17832320 18356800 18946840 19291328 19504100 20345600 22290400 22695680 23683550 24114160 24965248 26525576 27559040 28369600 28483840 30142700 30314944 31206560 33156970 34448800 35604800 35664640 36713600 37893680 38582656 39008200 44580800 47367100 48228320 49930496 53051152 55118080 56739200 60285400 60629888 62413120 66313940 68897600 71209600 73427200 75787360 77165312 78016400 82892425 89161600 94734200 96456640 106102304 113478400 120570800 121259776 124826240 132627880 137795200 142419200 151574720 156032800 165784850 178323200 189468400 192913280 212204608 241141600 249652480 265255760 275590400 303149440 312065600 331569700 378936800 385826560 424409216 482283200 530511520 606298880 624131200 663139400 757873600 848818432 964566400 1061023040 1248262400 1326278800 1515747200 1929132800 2122046080 2652557600 3031494400 4244092160 5305115200 10610230400 21220460800
• Sum of all divisors σ(n): 70029892800
• Sum of proper divisors (its aliquot sum) s(n): 48809432000
• 21220460800 is an abundant number, because the sum of its proper divisors (48809432000) is greater than itself. Its abundance is 27588971200

Bases of 21220460800

• Binary: 10011110000110101101000100100000000₂
• Hexadecimal: 0x4F0D68900
• Base-36: 9QY44CG

Squares and roots of 21220460800

• 21220460800 squared (21220460800²) is 450307956564336640000
• 21220460800 cubed (21220460800³) is 9555742340201608347123712000000
• The square root of 21220460800 is 145672.4435162671
• The cube root of 21220460800 is 2768.5451052035

Scales and comparisons

• 21,220,460,800 seconds is equal to 674 years, 38 weeks, 5 days, 4 hours, 26 minutes, 40 seconds.
• To count from 1 to 21,220,460,800 would take you about one thousand, three hundred forty-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 21220460800 cubic inches would be around 230.7 feet tall.

Recreational maths with 21220460800

• 21220460800 backwards is 00806402212
• 21220460800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21220460800's digits is 25
• More coming soon!