21050788080

Names of 21050788080

• Cardinal: 21050788080 can be written as Twenty-one billion, fifty million, seven hundred eighty-eight thousand and eighty.

Scientific notation

• Scientific notation: 2.105078808 × 10¹⁰

Factors of 21050788080

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 234

Divisors of 21050788080

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 31 35 40 42 48 49 56 60 62 70 73 80 84 93 98 105 112 113 120 124 140 146 147 155 168 186 196 210 217 219 226 240 245 248 280 292 294 310 336 339 343 365 372 392 420 434 438 452 465 490 496 511 560 565 584 588 620 651 678 686 730 735 744 784 791 840 868 876 904 930 980 1022 1029 1085 1095 1130 1168 1176 1240 1302 1356 1372 1460 1470 1488 1519 1533 1582 1680 1695 1715 1736 1752 1808 1860 1960 2044 2058 2170 2190 2260 2263 2352 2373 2480 2555 2604 2712 2744 2920 2940 3038 3066 3164 3255 3390 3430 3472 3503 3504 3577 3720 3920 3955 4088 4116 4340 4380 4520 4526 4557 4746 5110 5145 5208 5424 5488 5537 5840 5880 6076 6132 6328 6510 6780 6789 6860 7006 7154 7440 7595 7665 7910 8176 8232 8249 8680 8760 9040 9052 9114 9492 10220 10290 10416 10509 10633 10731 11074 11315 11760 11865 12152 12264 12656 13020 13560 13578 13720 14012 14308 15190 15330 15820 15841 16464 16498 16611 17360 17515 17520 17885 18104 18228 18984 20440 20580 21018 21266 21462 22148 22630 22785 23730 24304 24521 24528 24747 25039 26040 27120 27156 27440 27685 28024 28616 30380 30660 31640 31682 31899 32996 33222 33945 35030 35770 36208 36456 37968 38759 40880 41160 41245 42036 42532 42924 44296 45260 45570 47460 47523 49042 49494 50078 52080 52545 53165 53655 54312 55370 56048 57232 57743 60760 61320 63280 63364 63798 65992 66444 67890 70060 71540 72912 73563 75117 77518 79205 82320 82490 83055 84072 85064 85848 88592 90520 91140 94920 95046 98084 98988 100156 105090 106330 107310 108624 110740 110887 115486 116277 121520 122605 122640 123735 125195 126728 127596 131984 132888 135780 140120 143080 147126 150234 155036 158410 159495 164980 166110 168144 170128 171647 171696 173229 181040 182280 189840 190092 193795 196168 197976 200312 210180 212660 214620 221480 221774 230972 232554 237615 245210 247470 250390 253456 255192 255719 265776 271560 280240 286160 288715 294252 300468 310072 316820 318990 329960 332220 332661 343294 346458 364560 367815 375585 380184 387590 392336 395952 400624 404201 420360 425320 429240 442960 443548 461944 465108 475230 490420 494940 500780 510384 511438 514941 543120 554435 577430 581385 588504 600936 620144 633640 637980 659920 664440 665322 686588 692916 735630 751170 760368 767157 775180 776209 808402 840720 850640 858235 858480 866145 887096 923888 930216 950460 980840 989880 1001560 1022876 1029882 1108870 1154860 1162770 1177008 1201529 1201872 1212603 1267280 1275960 1278595 1328880 1330644 1373176 1385832 1471260 1502340 1534314 1550360 1552418 1616804 1663305 1716470 1732290 1774192 1790033 1860432 1900920 1961680 1979760 2003120 2021005 2045752 2059764 2217740 2309720 2325540 2328627 2403058 2425206 2551920 2557190 2574705 2661288 2746352 2771664 2829407 2942520 3004680 3068628 3100720 3104836 3233608 3326610 3432940 3464580 3580066 3604587 3801840 3835785 3881045 4042010 4091504 4119528 4435480 4619440 4651080 4657254 4806116 4850412 5114380 5149410 5322576 5370099 5658814 5885040 6007645 6009360 6063015 6137256 6209672 6467216 6653220 6865880 6929160 7160132 7209174 7671570 7762090 8084020 8239056 8488221 8870960 8950165 9302160 9314508 9612232 9700824 10228760 10298820 10740198 11317628 11643135 12015290 12126030 12274512 12419344 12530231 13306440 13731760 13858320 14147035 14320264 14418348 15343140 15524180 16168040 16976442 17900330 18022935 18629016 19224464 19401648 20457520 20597640 21480396 22635256 23286270 24030580 24252060 25060462 26612880 26850495 28294070 28640528 28836696 30686280 31048360 32336080 33952884 35800660 36045870 37258032 37590693 41195280 42441105 42960792 45270512 46572540 48061160 48504120 50120924 53700990 56588140 57673392 61372560 62096720 62651155 67905768 71601320 72091740 75181386 84882210 85921584 87711617 93145080 96122320 97008240 100241848 107401980 113176280 125302310 135811536 143202640 144183480 150362772 169764420 175423234 186290160 187953465 200483696 214803960 226352560 250604620 263134851 288366960 300725544 339528840 350846468 375906930 429607920 438558085 501209240 526269702 601451088 679057680 701692936 751813860 877116170 1002418480 1052539404 1315674255 1403385872 1503627720 1754232340 2105078808 2631348510 3007255440 3508464680 4210157616 5262697020 7016929360 10525394040 21050788080
• Sum of all divisors σ(n): 80337715200
• Sum of proper divisors (its aliquot sum) s(n): 59286927120
• 21050788080 is an abundant number, because the sum of its proper divisors (59286927120) is greater than itself. Its abundance is 38236139040

Bases of 21050788080

• Binary: 10011100110101110011000100011110000₂
• Hexadecimal: 0x4E6B988F0
• Base-36: 9O53G1C

Squares and roots of 21050788080

• 21050788080 squared (21050788080²) is 443135678789070086400
• 21050788080 cubed (21050788080³) is 9328355264875665409073690112000
• The square root of 21050788080 is 145088.8971630841
• The cube root of 21050788080 is 2761.1465200923

Scales and comparisons

• 21,050,788,080 seconds is equal to 669 years, 18 weeks, 1 day, 9 hours, 8 minutes.
• To count from 1 to 21,050,788,080 would take you about one thousand, three hundred thirty-eight 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 21050788080 cubic inches would be around 230.1 feet tall.

Recreational maths with 21050788080

• 21050788080 backwards is 08088705012
• The number of decimal digits it has is: 11
• The sum of 21050788080's digits is 39
• More coming soon!