1988948568640
1,988,948,568,640 is an even composite number composed of seven prime numbers multiplied together.
1988948568640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 1988948568640:
26 × 5 × 11 × 37 × 61 × 79 × 3169
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 37 × 61 × 79 × 3169)See below for interesting mathematical facts about the number 1988948568640 from the Numbermatics database.
Names of 1988948568640
- Cardinal: 1988948568640 can be written as One trillion, nine hundred eighty-eight billion, nine hundred forty-eight million, five hundred sixty-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.98894856864 × 1012
Factors of 1988948568640
Divisors of 1988948568640
- Number of divisors d(n): 448
-
Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 32 37 40 44 55 61 64 74 79 80 88 110 122 148 158 160 176 185 220 244 296 305 316 320 352 370 395 407 440 488 592 610 632 671 704 740 790 814 869 880 976 1184 1220 1264 1342 1480 1580 1628 1738 1760 1952 2035 2257 2368 2440 2528 2684 2923 2960 3160 3169 3256 3355 3476 3520 3904 4070 4345 4514 4819 4880 5056 5368 5846 5920 6320 6338 6512 6710 6952 8140 8690 9028 9638 9760 10736 11285 11692 11840 12640 12676 13024 13420 13904 14615 15845 16280 17380 18056 19276 19520 21472 22570 23384 24095 24827 25280 25352 26048 26840 27808 29230 31690 32153 32560 34760 34859 36112 38552 42944 45140 46768 48190 49654 50704 53009 53680 55616 58460 63380 64306 65120 69520 69718 72224 77104 90280 93536 96380 99308 101408 106018 107360 116920 117253 124135 126760 128612 130240 139040 139436 144448 154208 160765 174295 178303 180560 187072 192760 193309 198616 202816 212036 214720 233840 234506 248270 250351 253520 257224 265045 278080 278872 308416 321530 348590 356606 361120 385520 386618 397232 424072 467680 469012 496540 500702 507040 514448 530090 557744 586265 643060 697180 713212 722240 771040 773236 794464 848144 891515 935360 938024 966545 993080 1001404 1014080 1028896 1060180 1115488 1172530 1251755 1286120 1289783 1394360 1426424 1542080 1546472 1588928 1696288 1783030 1876048 1933090 1961333 1986160 2002808 2057792 2120360 2126399 2230976 2345060 2503510 2572240 2579566 2753861 2788720 2852848 3092944 3392576 3566060 3752096 3866180 3922666 3972320 4005616 4240720 4252798 4690120 5007020 5144480 5159132 5507722 5577440 5705696 6185888 6448915 7132120 7152433 7504192 7732360 7845332 7944640 8011232 8481440 8505596 9262987 9380240 9806665 10014040 10288960 10318264 10631995 11015444 11154880 11411392 12371776 12897830 13769305 14264240 14304866 15271411 15464720 15690664 16022464 16962880 17011192 18525974 18760480 19613330 20028080 20636528 21263990 22030888 25795660 27538610 28528480 28609732 30542822 30929440 31381328 34022384 35762165 37051948 37520960 39226660 40056160 41273056 42527980 44061776 46314935 51591320 55077220 57056960 57219464 61085644 61858880 62762656 68044768 71524330 74103896 76357055 78453320 78676763 80112320 82546112 85055960 88123552 92629870 101892857 103182640 110154440 114438928 122171288 125525312 136089536 143048660 148207792 152714110 156906640 157353526 167985521 170111920 176247104 185259740 203785714 206365280 220308880 228877856 244342576 286097320 296415584 305428220 313813280 314707052 335971042 340223840 370519480 393383815 407571428 412730560 440617760 457755712 488685152 509464285 565042207 572194640 592831168 610856440 627626560 629414104 671942084 680447680 741038960 786767630 815142856 839927605 881235520 977370304 1018928570 1130084414 1144389280 1221712880 1258828208 1343884168 1482077920 1573535260 1630285712 1679855210 2037857140 2260168828 2288778560 2443425760 2517656416 2687768336 2825211035 2964155840 3147070520 3260571424 3359710420 4075714280 4520337656 4886851520 5035312832 5375536672 5650422070 6215464277 6294141040 6521142848 6719420840 8151428560 9040675312 10751073344 11300844140 12430928554 12588282080 13438841680 16302857120 18081350624 22601688280 24861857108 25176564160 26877683360 31077321385 32605714240 36162701248 45203376560 49723714216 53755366720 62154642770 90406753120 99447428432 124309285540 180813506240 198894856864 248618571080 397789713728 497237142160 994474284320 1988948568640
- Sum of all divisors σ(n): 5463371750400
- Sum of proper divisors (its aliquot sum) s(n): 3474423181760
- 1988948568640 is an abundant number, because the sum of its proper divisors (3474423181760) is greater than itself. Its abundance is 1485474613120
Bases of 1988948568640
- Binary: 111001111000101101001001010101010010000002
- Hexadecimal: 0x1CF1692AA40
- Base-36: PDPKMHJ4
Squares and roots of 1988948568640
- 1988948568640 squared (19889485686402) is 3955916408695104791449600
- 1988948568640 cubed (19889485686403) is 7868114278733617925128487630700544000
-
The
square root of 1988948568640 is 1410300.8787631099 -
The
cube root of 1988948568640 is 12575.9610713065
Scales and comparisons
How big is 1988948568640?- 1,988,948,568,640 seconds is equal to 63,242 years, 21 weeks, 3 days, 1 hour, 30 minutes, 40 seconds.
-
To count from 1 to 1,988,948,568,640 would take you about one hundred fifty-eight thousand, one hundred six 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 1988948568640 cubic inches would be around 1048 feet tall.
Recreational maths with 1988948568640
- 1988948568640 backwards is 0468658498891
- The number of decimal digits it has is: 13
- The sum of 1988948568640's digits is 76
- More coming soon!
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