1989129349502880

Names of 1989129349502880

• Cardinal: 1989129349502880 can be written as One quadrillion, nine hundred eighty-nine trillion, one hundred twenty-nine billion, three hundred forty-nine million, five hundred two thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.98912934950288 × 10¹⁵

Factors of 1989129349502880

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 206040

Divisors of 1989129349502880

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 65 78 80 96 104 120 130 156 160 167 195 208 240 260 312 334 390 416 480 501 520 624 668 780 835 1002 1040 1248 1336 1560 1670 2004 2080 2171 2505 2672 3120 3340 4008 4342 5010 5344 6240 6513 6680 8016 8684 9733 10020 10855 13026 13360 16032 17368 19466 20040 21710 26052 26720 29199 32565 34736 38932 40080 43420 48665 52104 58398 65130 69472 77864 80160 86840 97330 104208 116796 126529 130260 145995 155728 173680 194660 196117 208416 233592 253058 260520 291990 311456 347360 379587 389320 392234 467184 506116 521040 583980 588351 632645 759174 778640 784468 934368 980585 1012232 1042080 1167960 1176702 1265290 1518348 1557280 1568936 1625411 1897935 1961170 2024464 2335920 2353404 2530580 2549521 2941755 3036696 3137872 3250822 3795870 3922340 4048928 4671840 4706808 4876233 5061160 5099042 5883510 6073392 6275744 6501644 7591740 7648563 7844680 8127055 9413616 9752466 10122320 10198084 11767020 12146784 12747605 13003288 15183480 15297126 15689360 16254110 18827232 19504932 20244640 20396168 21130343 23534040 24381165 25495210 26006576 30366960 30594252 31378720 32508220 32751539 38242815 39009864 40792336 42260686 47068080 48762330 50990420 52013152 60733920 61188504 63391029 65016440 65503078 76485630 78019728 81584672 84521372 94136160 97524660 98254617 101980840 105651715 122377008 126782058 130032880 131006156 152971260 156039456 163757695 169042744 195049320 196509234 203961680 211303430 244754016 253564116 260065760 262012312 305942520 316955145 327515390 338085488 390098640 393018468 407923360 422606860 425770007 491273085 507128232 524024624 611885040 633910290 655030780 676170976 780197280 786036936 845213720 851540014 982546170 1014256464 1048049248 1223770080 1267820580 1277310021 1310061560 1572073872 1690427440 1703080028 1908806761 1965092340 2028512928 2128850035 2535641160 2554620042 2620123120 3144147744 3380854880 3406160056 3817613522 3930184680 4257700070 5071282320 5109240084 5240246240 5726420283 6386550105 6812320112 7635227044 7860369360 8515400140 9544033805 10142564640 10218480168 11452840566 12773100210 13624640224 15270454088 15720738720 17030800280 19088067610 20436960336 22905681132 24814487893 25546200420 28632101415 30540908176 34061600560 38176135220 40873920672 45811362264 49628975786 51092400840 57264202830 61081816352 68123201120 74443463679 76352270440 91622724528 99257951572 102184801680 114528405660 124072439465 148886927358 152704540880 183245449056 198515903144 204369603360 229056811320 248144878930 297773854716 305409081760 318770729087 372217318395 397031806288 458113622640 496289757860 595547709432 637541458174 744434636790 794063612576 916227245280 956312187261 992579515720 1191095418864 1275082916348 1488869273580 1593853645435 1912624374522 1985159031440 2382190837728 2550165832696 2977738547160 3187707290870 3825248749044 3970318062880 4144019478131 4781560936305 5100331665392 5955477094320 6375414581740 7650497498088 8288038956262 9563121872610 10200663330784 11910954188640 12432058434393 12750829163480 15300994996176 16576077912524 19126243745220 20720097390655 24864116868786 25501658326960 30601989992352 33152155825048 38252487490440 41440194781310 49728233737572 51003316653920 62160292171965 66304311650096 76504974980880 82880389562620 99456467475144 124320584343930 132608623300192 153009949961760 165760779125240 198912934950288 248641168687860 331521558250480 397825869900576 497282337375720 663043116500960 994564674751440 1989129349502880
• Sum of all divisors σ(n): 6788876467097088
• Sum of proper divisors (its aliquot sum) s(n): 4799747117594208
• 1989129349502880 is an abundant number, because the sum of its proper divisors (4799747117594208) is greater than itself. Its abundance is 2810617768091328

Bases of 1989129349502880

• Binary: 111000100010001101001000100010010100001011110100000₂
• Hexadecimal: 0x7111A444A17A0
• Base-36: JL35EOW9EO

Squares and roots of 1989129349502880

• 1989129349502880 squared (1989129349502880²) is 3956635569053750535303128294400
• 1989129349502880 cubed (1989129349502880³) is 7870259935691844243261663171096589502287872000
• The square root of 1989129349502880 is 44599656.3832377525
• The cube root of 1989129349502880 is 125763.4208069209

Scales and comparisons

• 1,989,129,349,502,880 seconds is equal to 63,248,160 years, 27 weeks, 5 days, 1 hour, 28 minutes.
• To count from 1 to 1,989,129,349,502,880 would take you about one hundred eighty-nine million, seven hundred forty-four thousand, four hundred eighty-one 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 1989129349502880 cubic inches would be around 10480.3 feet tall.

Recreational maths with 1989129349502880

• 1989129349502880 backwards is 0882059439219891
• 1989129349502880 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1989129349502880's digits is 78
• More coming soon!