138781331640
138,781,331,640 is an even composite number composed of seven prime numbers multiplied together.
138781331640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 138781331640:
23 × 33 × 5 × 7 × 29 × 59 × 10729
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 29 × 59 × 10729)See below for interesting mathematical facts about the number 138781331640 from the Numbermatics database.
Names of 138781331640
- Cardinal: 138781331640 can be written as One hundred thirty-eight billion, seven hundred eighty-one million, three hundred thirty-one thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.3878133164 × 1011
Factors of 138781331640
Divisors of 138781331640
- Number of divisors d(n): 512
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 29 30 35 36 40 42 45 54 56 58 59 60 63 70 72 84 87 90 105 108 116 118 120 126 135 140 145 168 174 177 180 189 203 210 216 232 236 252 261 270 280 290 295 315 348 354 360 378 406 413 420 435 472 504 522 531 540 580 590 609 630 696 708 756 783 812 826 840 870 885 945 1015 1044 1062 1080 1160 1180 1218 1239 1260 1305 1416 1512 1566 1593 1624 1652 1711 1740 1770 1827 1890 2030 2065 2088 2124 2360 2436 2478 2520 2610 2655 3045 3132 3186 3304 3422 3480 3540 3654 3717 3780 3915 4060 4130 4248 4872 4956 5133 5220 5310 5481 6090 6195 6264 6372 6844 7080 7308 7434 7560 7830 7965 8120 8260 8555 9135 9912 10266 10440 10620 10729 10962 11151 11977 12180 12390 12744 13688 14616 14868 15399 15660 15930 16520 17110 18270 18585 20532 21240 21458 21924 22302 23954 24360 24780 25665 27405 29736 30798 31320 31860 32187 34220 35931 36540 37170 41064 42916 43848 44604 46197 47908 49560 51330 53645 54810 55755 59885 61596 63720 64374 68440 71862 73080 74340 75103 76995 85832 89208 92394 95816 96561 102660 107290 107793 109620 111510 119770 123192 128748 143724 148680 150206 153990 160935 179655 184788 193122 205320 214580 215586 219240 223020 225309 230985 239540 257496 287448 289683 300412 307980 311141 321870 323379 359310 369576 375515 386244 429160 431172 446040 450618 461970 479080 482805 538965 579366 600824 615960 622282 633011 643740 646758 675927 718620 751030 772488 862344 901236 923940 933423 965610 1077930 1126545 1158732 1244564 1266022 1287480 1293516 1351854 1437240 1448415 1502060 1555705 1616895 1802472 1847880 1866846 1899033 1931220 2027781 2155860 2177987 2253090 2317464 2489128 2532044 2587032 2703708 2800269 2896830 3004120 3111410 3165055 3233790 3379635 3733692 3798066 3862440 4055562 4311720 4355974 4431077 4506180 4667115 5064088 5407416 5600538 5697099 5793660 6222820 6330110 6467580 6533961 6759270 7467384 7596132 8111124 8400807 8711948 8862154 9012360 9334230 9495165 10138905 10889935 11201076 11394198 11587320 12445640 12660220 12935160 13067922 13293231 13518540 14001345 15192264 16222248 16801614 17091297 17423896 17724308 18357319 18668460 18990330 19601883 20277810 21779870 22155385 22402152 22788396 25320440 26135844 26586462 27037080 28002690 28485495 32669805 33603228 34182594 35448616 36714638 37336920 37980660 39203766 39879693 40555620 42004035 43559740 44310770 45576792 52271688 53172924 55071957 56005380 56970990 58805649 65339610 66466155 67206456 68365188 73429276 75961320 78407532 79759386 81111240 84008070 85456485 87119480 88621540 91786595 98009415 106345848 110143914 112010760 113941980 117611298 119639079 128501233 130679220 132932310 136730376 146858552 156815064 159518772 165215871 168016140 170912970 177243080 183573190 196018830 199398465 220287828 227883960 235222596 239278158 257002466 261358440 265864620 275359785 294028245 319037544 330431742 336032280 341825940 367146380 385503699 392037660 398796930 440575656 470445192 478556316 495647613 514004932 531729240 550719570 588056490 598195395 642506165 660863484 683651880 734292760 771007398 784075320 797593860 826079355 957112632 991295226 1028009864 1101439140 1156511097 1176112980 1196390790 1285012330 1321726968 1542014796 1595187720 1652158710 1927518495 1982590452 2202878280 2313022194 2352225960 2392781580 2478238065 2570024660 3084029592 3304317420 3469533291 3855036990 3965180904 4626044388 4785563160 4956476130 5140049320 5782555485 6608634840 6939066582 7710073980 9252088776 9912952260 11565110970 13878133164 15420147960 17347666455 19825904520 23130221940 27756266328 34695332910 46260443880 69390665820 138781331640
- Sum of all divisors σ(n): 556243200000
- Sum of proper divisors (its aliquot sum) s(n): 417461868360
- 138781331640 is an abundant number, because the sum of its proper divisors (417461868360) is greater than itself. Its abundance is 278680536720
Bases of 138781331640
- Binary: 100000010100000000001100010000101110002
- Hexadecimal: 0x20500310B8
- Base-36: 1RR6TKU0
Squares and roots of 138781331640
- 138781331640 squared (1387813316402) is 19260258011771665089600
- 138781331640 cubed (1387813316403) is 2672964254603650476754787914944000
-
The
square root of 138781331640 is 372533.6651096113 -
The
cube root of 138781331640 is 5177.3836765043
Scales and comparisons
How big is 138781331640?- 138,781,331,640 seconds is equal to 4,412 years, 42 weeks, 3 days, 9 hours, 54 minutes.
-
To count from 1 to 138,781,331,640 would take you about eight thousand, eight hundred twenty-five 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 138781331640 cubic inches would be around 431.4 feet tall.
Recreational maths with 138781331640
- 138781331640 backwards is 046133187831
- 138781331640 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138781331640's digits is 45
- More coming soon!
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