129107369040

Names of 129107369040

• Cardinal: 129107369040 can be written as One hundred twenty-nine billion, one hundred seven million, three hundred sixty-nine thousand and forty.

Scientific notation

• Scientific notation: 1.2910736904 × 10¹¹

Factors of 129107369040

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 641

Divisors of 129107369040

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 17 20 24 26 30 31 34 39 40 48 51 52 60 62 65 68 78 80 85 93 102 104 120 124 130 136 155 156 170 186 195 204 208 221 233 240 248 255 260 272 310 312 337 340 372 390 403 408 442 465 466 496 510 520 527 620 624 663 674 680 699 744 780 806 816 884 930 932 1011 1020 1040 1054 1105 1165 1209 1240 1326 1348 1360 1398 1488 1560 1581 1612 1685 1768 1860 1864 2015 2022 2040 2108 2210 2330 2418 2480 2635 2652 2696 2796 3029 3120 3162 3224 3315 3370 3495 3536 3720 3728 3961 4030 4044 4080 4216 4381 4420 4660 4836 5055 5270 5304 5392 5592 5729 6045 6058 6324 6448 6630 6740 6851 6990 7223 7440 7905 7922 8060 8088 8432 8762 8840 9087 9320 9672 10110 10447 10540 10608 11184 11458 11883 12090 12116 12648 13143 13260 13480 13702 13980 14446 15145 15810 15844 16120 16176 17187 17524 17680 18174 18640 19344 19805 20220 20553 20894 21080 21669 21905 22916 23766 24180 24232 25296 26286 26520 26960 27404 27960 28645 28892 30290 31341 31620 31688 32240 34255 34374 35048 36115 36348 39610 40440 41106 41788 42160 43338 43810 45435 45832 47532 48360 48464 51493 52235 52572 53040 54808 55920 57290 57784 59415 60580 62682 63240 63376 65715 68510 68748 70096 72230 72696 74477 78521 79220 80880 82212 83576 85935 86676 87620 90870 91664 93899 95064 96720 102765 102986 104470 105144 108345 109616 114580 115568 118830 121160 122791 125364 126480 131430 135811 137020 137496 144460 145392 148954 154479 156705 157042 158440 164424 167152 171870 173352 175240 177599 181740 187798 190128 205530 205972 208940 210288 216690 223431 229160 235563 237660 242320 245582 250728 257465 262860 271622 274040 274992 281697 288920 297908 308958 313410 314084 316880 328848 343740 346704 350480 355198 363480 368373 372385 375596 392605 407433 411060 411944 417880 433380 446862 458320 469495 471126 475320 491164 501456 514930 525720 532797 543244 548080 563394 577840 595816 613955 617916 626820 628168 679055 687480 710396 726960 736746 744770 751192 772395 785210 814866 822120 823888 835760 866760 887995 893724 938990 942252 950640 982328 1020773 1029860 1051440 1065594 1086488 1117155 1126788 1177815 1191632 1227910 1235832 1253640 1256336 1334857 1358110 1374960 1408485 1420792 1473492 1489540 1502384 1544790 1570420 1596283 1629732 1644240 1733520 1775990 1787448 1841865 1877980 1884504 1964656 2037165 2041546 2059720 2131188 2172976 2234310 2253576 2308787 2355630 2434151 2455820 2471664 2507280 2663985 2669714 2716220 2816970 2841584 2946984 2979080 3062319 3089580 3140840 3192566 3259464 3551980 3574896 3683730 3755960 3769008 4004571 4074330 4083092 4119440 4262376 4468620 4507152 4617574 4711260 4788849 4868302 4911640 5103865 5327970 5339428 5432440 5633940 5893968 5958160 6124638 6179160 6281680 6385132 6518928 6674285 6926361 7103960 7302453 7367460 7511920 7981415 8009142 8148660 8166184 8524752 8937240 9235148 9422520 9577698 9736604 9823280 10207730 10655940 10678856 10864880 11267880 11543935 12170755 12249276 12358320 12770264 13348570 13852722 14207920 14604906 14734920 15311595 15962830 16018284 16297320 16332368 17353141 17874480 18470296 18845040 19155396 19473208 20022855 20415460 21311880 21357712 22535760 23087870 23944245 24341510 24498552 25540528 26697140 27705444 29209812 29469840 30623190 31643963 31925660 32036568 32594640 34631805 34706282 36512265 36940592 38310792 38946416 40045710 40830920 41380567 42623760 46175740 47888490 48683020 48997104 52059423 53394280 55410888 58419624 61246380 63287926 63851320 64073136 69263610 69412564 73024530 76621584 80091420 81661840 82761134 86765705 92351480 94931889 95776980 97366040 104118846 106788560 110821776 116839248 122492760 124141701 126575852 127702640 138527220 138825128 146049060 158219815 160182840 165522268 173531410 184702960 189863778 191553960 194732080 206902835 208237692 244985520 248283402 253151704 260297115 277054440 277650256 292098120 316439630 320365680 331044536 347062820 379727556 383107920 413805670 416475384 474659445 496566804 506303408 520594230 537947371 554108880 584196240 620708505 632879260 662089072 694125640 759455112 827611340 832950768 949318890 993133608 1041188460 1075894742 1241417010 1265758520 1388251280 1518910224 1613842113 1655222680 1898637780 1986267216 2082376920 2151789484 2482834020 2531517040 2689736855 3227684226 3310445360 3797275560 4164753840 4303578968 4965668040 5379473710 6455368452 7594551120 8069210565 8607157936 9931336080 10758947420 12910736904 16138421130 21517894840 25821473808 32276842260 43035789680 64553684520 129107369040
• Sum of all divisors σ(n): 474521628672
• Sum of proper divisors (its aliquot sum) s(n): 345414259632
• 129107369040 is an abundant number, because the sum of its proper divisors (345414259632) is greater than itself. Its abundance is 216306890592

Bases of 129107369040

• Binary: 1111000001111011001100001110001010000₂
• Hexadecimal: 0x1E0F661C50
• Base-36: 1NB76ZIO

Squares and roots of 129107369040

• 129107369040 squared (129107369040²) is 16668712740430750521600
• 129107369040 cubed (129107369040³) is 2152053647200542636156383691264000
• The square root of 129107369040 is 359315.1388962061
• The cube root of 129107369040 is 5054.1757970445

Scales and comparisons

• 129,107,369,040 seconds is equal to 4,105 years, 11 weeks, 1 day, 6 hours, 4 minutes.
• To count from 1 to 129,107,369,040 would take you about eight thousand, two hundred ten 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 129107369040 cubic inches would be around 421.2 feet tall.

Recreational maths with 129107369040

• 129107369040 backwards is 040963701921
• The number of decimal digits it has is: 12
• The sum of 129107369040's digits is 42
• More coming soon!