20299429920

Names of 20299429920

• Cardinal: 20299429920 can be written as Twenty billion, two hundred ninety-nine million, four hundred twenty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.029942992 × 10¹⁰

Factors of 20299429920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2590

Divisors of 20299429920

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 28 30 31 32 33 35 40 42 44 48 49 55 56 60 62 66 70 77 80 84 88 93 96 98 105 110 112 120 124 132 140 147 154 155 160 165 168 176 186 196 210 217 220 224 231 240 245 248 264 280 294 308 310 330 336 341 352 372 385 392 420 434 440 462 465 480 490 496 528 539 560 588 616 620 651 660 672 682 735 744 770 784 840 868 880 924 930 980 992 1023 1056 1078 1085 1120 1155 1176 1232 1240 1302 1320 1364 1470 1488 1519 1540 1568 1617 1680 1705 1736 1760 1848 1860 1960 2046 2156 2170 2310 2352 2387 2464 2480 2531 2604 2640 2695 2728 2940 2976 3038 3080 3234 3255 3360 3410 3472 3696 3720 3920 4092 4312 4340 4557 4620 4704 4774 4960 5062 5115 5208 5280 5390 5456 5880 6076 6160 6468 6510 6820 6944 7161 7392 7440 7593 7595 7840 8085 8184 8624 8680 9114 9240 9548 10124 10230 10416 10780 10912 11760 11935 12152 12320 12655 12936 13020 13640 14322 14880 15186 15190 16170 16368 16709 17248 17360 17717 18228 18480 19096 20248 20460 20832 21560 22785 23520 23870 24304 25310 25872 26040 27280 27841 28644 30372 30380 32340 32736 33418 34720 35434 35805 36456 36960 37965 38192 40496 40920 43120 45570 47740 48608 50127 50620 51744 52080 53151 54560 55682 57288 60744 60760 64680 66836 70868 71610 72912 75930 76384 78461 80992 81840 83523 83545 86240 88585 91140 95480 100254 101240 104160 106302 111364 114576 121488 121520 124019 129360 133672 139205 141736 143220 145824 151860 156922 163680 167046 167090 177170 182280 190960 194887 200508 202480 212604 222728 229152 235383 242976 243040 248038 250635 258720 265755 267344 278410 283472 286440 303720 313844 334092 334180 354340 364560 372057 381920 389774 392305 401016 404960 417615 425208 445456 470766 496076 501270 531510 534688 549227 556820 566944 572880 584661 607440 620095 627688 668184 668360 708680 729120 744114 779548 784610 802032 835230 850416 863071 890912 941532 974435 992152 1002540 1063020 1098454 1113640 1145760 1169322 1176915 1214880 1240190 1255376 1336368 1336720 1364209 1417360 1488228 1559096 1569220 1604064 1647681 1670460 1700832 1726142 1860285 1883064 1948870 1984304 2005080 2126040 2196908 2227280 2338644 2353830 2480380 2510752 2589213 2672736 2673440 2728418 2746135 2834720 2923305 2976456 3118192 3138440 3295362 3340920 3452284 3720570 3766128 3844589 3897740 3968608 4010160 4092627 4252080 4315355 4393816 4454560 4677288 4707660 4960760 5178426 5456836 5492270 5846610 5952912 6041497 6236384 6276880 6590724 6681840 6821045 6904568 7441140 7532256 7689178 7795480 8020320 8185254 8238405 8504160 8630710 8787632 9354576 9415320 9921520 10356852 10913672 10984540 11533767 11693220 11905824 12082994 12553760 12946065 13181448 13363680 13642090 13809136 14882280 15378356 15590960 16370508 16476810 17261420 17575264 18124491 18709152 18830640 19222945 19843040 20463135 20713704 21827344 21969080 23067534 23386440 24165988 25892130 26362896 27284180 27618272 29764560 30207485 30756712 31181920 32741016 32953620 34522840 36248982 37661280 38445890 40926270 41427408 42290479 43654688 43938160 46135068 46772880 48331976 51784260 52725792 54568360 57668835 59529120 60414970 61513424 65482032 65907240 69045680 72497964 76891780 81852540 82854816 84580958 87876320 90622455 92270136 93545760 96663952 103568520 109136720 115337670 120829940 123026848 126871437 130964064 131814480 138091360 144995928 153783560 163705080 169161916 181244910 184540272 193327904 207137040 211452395 218273440 230675340 241659880 253742874 263628960 289991856 307567120 327410160 338323832 362489820 369080544 414274080 422904790 461350680 483319760 507485748 579983712 615134240 634357185 654820320 676647664 724979640 845809580 922701360 966639520 1014971496 1268714370 1353295328 1449959280 1691619160 1845402720 2029942992 2537428740 2899918560 3383238320 4059885984 5074857480 6766476640 10149714960 20299429920
• Sum of all divisors σ(n): 83795668992
• Sum of proper divisors (its aliquot sum) s(n): 63496239072
• 20299429920 is an abundant number, because the sum of its proper divisors (63496239072) is greater than itself. Its abundance is 43196809152

Bases of 20299429920

• Binary: 10010111001111100001011100000100000₂
• Hexadecimal: 0x4B9F0B820
• Base-36: 9BPR8DC

Squares and roots of 20299429920

• 20299429920 squared (20299429920²) is 412066855076991206400
• 20299429920 cubed (20299429920³) is 8364722246990179198773055488000
• The square root of 20299429920 is 142476.0678851013
• The cube root of 20299429920 is 2727.8968680463

Scales and comparisons

• 20,299,429,920 seconds is equal to 645 years, 23 weeks, 6 days, 2 hours, 32 minutes.
• To count from 1 to 20,299,429,920 would take you about one thousand, two hundred ninety 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 20299429920 cubic inches would be around 227.3 feet tall.

Recreational maths with 20299429920

• 20299429920 backwards is 02992499202
• 20299429920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20299429920's digits is 48
• More coming soon!