21129318000

Names of 21129318000

• Cardinal: 21129318000 can be written as Twenty-one billion, one hundred twenty-nine million, three hundred eighteen thousand.

Scientific notation

• Scientific notation: 2.1129318 × 10¹⁰

Factors of 21129318000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 357

Divisors of 21129318000

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 23 24 25 28 30 35 36 40 42 45 46 48 50 56 60 63 69 70 72 75 80 84 90 92 100 105 112 115 120 125 126 138 140 144 150 161 168 175 180 184 200 207 210 225 230 240 250 252 276 280 300 315 317 322 336 345 350 360 368 375 400 414 420 450 460 483 500 504 525 529 552 560 575 600 630 634 644 690 700 720 750 805 828 840 875 900 920 951 966 1000 1008 1035 1050 1058 1104 1125 1150 1200 1260 1268 1288 1380 1400 1449 1500 1575 1585 1587 1610 1656 1680 1725 1750 1800 1840 1902 1932 2000 2070 2100 2116 2219 2250 2300 2415 2520 2536 2576 2625 2645 2760 2800 2853 2875 2898 3000 3150 3170 3174 3220 3312 3450 3500 3600 3703 3804 3864 4025 4140 4200 4232 4438 4500 4600 4755 4761 4830 5040 5072 5175 5250 5290 5520 5706 5750 5796 6000 6300 6340 6348 6440 6657 6900 7000 7245 7291 7406 7608 7728 7875 7925 7935 8050 8280 8400 8464 8625 8876 9000 9200 9510 9522 9660 10350 10500 10580 11095 11109 11412 11500 11592 12075 12600 12680 12696 12880 13225 13314 13800 14000 14265 14490 14582 14812 15216 15750 15850 15870 16100 16560 17250 17752 18000 18515 19020 19044 19320 19971 20125 20700 21000 21160 21873 22190 22218 22824 23000 23184 23775 23805 24150 25200 25360 25392 25875 26450 26628 27600 28530 28980 29164 29624 31500 31700 31740 32200 33285 33327 34500 35504 36225 36455 37030 38040 38088 38640 39625 39675 39942 40250 41400 42000 42320 43746 44380 44436 45648 46000 47550 47610 48300 51037 51750 52900 53256 55475 55545 57060 57960 58328 59248 60375 63000 63400 63480 64400 65619 66125 66570 66654 69000 71325 72450 72910 74060 76080 76176 79250 79350 79884 80500 82800 87492 88760 88872 92575 95100 95220 96600 99855 102074 103500 105800 106512 109365 110950 111090 114120 115920 116656 118875 119025 120750 126000 126800 126960 131238 132250 133140 133308 138000 142650 144900 145820 148120 153111 158500 158700 159768 161000 166425 166635 167693 174984 177520 177744 181125 182275 185150 190200 190440 193200 198375 199710 204148 207000 211600 218730 221900 222180 228240 237750 238050 241500 255185 262476 264500 266280 266616 277375 277725 285300 289800 291640 296240 306222 317000 317400 319536 322000 328095 332850 333270 335386 349968 356625 362250 364550 370300 380400 380880 396750 399420 408296 414000 437460 443800 444360 459333 462875 475500 476100 483000 499275 503079 510370 524952 529000 532560 533232 546825 554750 555450 570600 579600 583280 595125 612444 634000 634800 656190 665700 666540 670772 713250 724500 729100 740600 765555 793500 798840 816592 832125 833175 838465 874920 887600 888720 911375 918666 925750 951000 952200 966000 998550 1006158 1020740 1049904 1058000 1093650 1109500 1110900 1141200 1173851 1190250 1224888 1275925 1312380 1331400 1333080 1341544 1388625 1426500 1449000 1458200 1481200 1509237 1531110 1587000 1597680 1640475 1664250 1666350 1676930 1749840 1822750 1837332 1851500 1902000 1904400 1997100 2012316 2041480 2187300 2219000 2221800 2296665 2347702 2380500 2449776 2496375 2515395 2551850 2624760 2662800 2666160 2683088 2734125 2777250 2853000 2898000 2916400 3018474 3062220 3174000 3280950 3328500 3332700 3353860 3521553 3645500 3674664 3703000 3827775 3994200 4024632 4082960 4165875 4192325 4374600 4438000 4443600 4593330 4695404 4761000 4992750 5030790 5103700 5249520 5468250 5554500 5706000 5869255 6036948 6124440 6379625 6561900 6657000 6665400 6707720 7043106 7291000 7349328 7406000 7546185 7655550 7988400 8049264 8202375 8331750 8384650 8749200 9186660 9390808 9522000 9985500 10061580 10207400 10564659 10936500 11109000 11483325 11738510 12073896 12248880 12576975 12759250 13123800 13314000 13330800 13415440 14086212 14582000 15092370 15311100 16404750 16663500 16769300 17607765 18373320 18781616 19138875 19971000 20123160 20414800 20961625 21129318 21873000 22218000 22966650 23477020 24147792 25153950 25518500 26247600 28172424 29346275 30184740 30622200 32809500 33327000 33538600 35215530 36746640 37730925 38277750 39942000 40246320 41923250 42258636 43746000 45933300 46954040 50307900 51037000 52823295 56344848 57416625 58692550 60369480 61244400 62884875 65619000 66654000 67077200 70431060 75461850 76555500 83846500 84517272 88038825 91866600 93908080 100615800 102074000 105646590 114833250 117385100 120738960 125769750 131238000 140862120 146731375 150923700 153111000 167693000 169034544 176077650 183733200 188654625 201231600 211293180 229666500 234770200 251539500 264116475 281724240 293462750 301847400 306222000 335386000 352155300 377309250 422586360 440194125 459333000 469540400 503079000 528232950 586925500 603694800 704310600 754618500 845172720 880388250 918666000 1006158000 1056465900 1173851000 1320582375 1408621200 1509237000 1760776500 2112931800 2347702000 2641164750 3018474000 3521553000 4225863600 5282329500 7043106000 10564659000 21129318000
• Sum of all divisors σ(n): 88444714176
• Sum of proper divisors (its aliquot sum) s(n): 67315396176
• 21129318000 is an abundant number, because the sum of its proper divisors (67315396176) is greater than itself. Its abundance is 46186078176

Bases of 21129318000

• Binary: 10011101011011001111100111001110000₂
• Hexadecimal: 0x4EB67CE70
• Base-36: 9PFUM40

Squares and roots of 21129318000

• 21129318000 squared (21129318000²) is 446448079145124000000
• 21129318000 cubed (21129318000³) is 9433143434746493145432000000000
• The square root of 21129318000 is 145359.2721500765
• The cube root of 21129318000 is 2764.5757431175

Scales and comparisons

• 21,129,318,000 seconds is equal to 671 years, 44 weeks, 7 hours.
• To count from 1 to 21,129,318,000 would take you about one thousand, three hundred forty-three 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 21129318000 cubic inches would be around 230.4 feet tall.

Recreational maths with 21129318000

• 21129318000 backwards is 00081392112
• The number of decimal digits it has is: 11
• The sum of 21129318000's digits is 27
• More coming soon!