129672171090

Names of 129672171090

• Cardinal: 129672171090 can be written as One hundred twenty-nine billion, six hundred seventy-two million, one hundred seventy-one thousand and ninety.

Scientific notation

• Scientific notation: 1.2967217109 × 10¹¹

Factors of 129672171090

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3113

Divisors of 129672171090

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 14 15 17 18 19 21 22 30 33 34 35 38 42 45 51 55 57 63 66 70 77 85 90 95 99 102 105 110 114 119 126 133 153 154 165 170 171 187 190 198 209 210 231 238 255 266 285 306 315 323 330 342 357 361 374 385 399 418 462 495 510 561 570 595 627 630 646 665 693 714 722 765 770 798 855 935 969 990 1045 1071 1083 1122 1155 1190 1197 1254 1309 1330 1386 1463 1530 1615 1683 1710 1785 1805 1870 1881 1938 1995 2090 2142 2166 2261 2310 2394 2527 2618 2805 2907 2926 3049 3135 3230 3249 3366 3465 3553 3570 3610 3762 3927 3971 3990 4389 4522 4845 5054 5355 5415 5610 5814 5985 6098 6137 6270 6498 6545 6783 6930 7106 7315 7581 7854 7942 8415 8778 9147 9405 9690 10659 10710 10830 11305 11781 11913 11970 12274 12635 13090 13167 13566 14535 14630 15162 15245 16245 16830 17765 18294 18411 18810 19635 19855 20349 21318 21343 21945 22610 22743 23562 23826 24871 25270 26334 27441 27797 29070 30490 30685 31977 32490 33539 33915 35530 35739 36822 37905 39270 39710 40698 42686 42959 43890 45486 45735 49742 51833 53295 54882 55233 55594 57931 58905 59565 61370 63954 64029 65835 67078 67507 67830 71478 74613 75810 83391 85918 91470 92055 100617 101745 103666 106590 106715 110466 113715 115862 117810 119130 124355 128058 128877 131670 135014 137205 138985 149226 155499 159885 166782 167695 173793 178695 184110 192087 201234 202521 203490 213430 214795 223839 227430 234773 248710 250173 257754 259165 274410 276165 277970 289655 301851 310998 319770 320145 335390 337535 347586 357390 362831 373065 384174 386631 405042 405517 416955 429590 447678 466497 469546 472549 500346 503085 518330 521379 552330 570163 579310 603702 607563 637241 640290 644385 675070 704319 725662 746130 773262 777495 811034 833910 868965 932994 945098 960435 984827 1006170 1012605 1042758 1088493 1100689 1119195 1140326 1173865 1215126 1216551 1250865 1274482 1288770 1408638 1417647 1509255 1554990 1710489 1737930 1814155 1911723 1920870 1933155 1969654 2025210 2027585 2112957 2176986 2201378 2238390 2332485 2347730 2362745 2433102 2501730 2606895 2835294 2850815 2954481 3018510 3037815 3186205 3265479 3302067 3420978 3521595 3628310 3649653 3823446 3866310 3991141 4055170 4225914 4252941 4460687 4664970 4725490 4924135 5131467 5213790 5442465 5503445 5701630 5735169 5908962 6075630 6082755 6372410 6530958 6604134 6893789 7043190 7088235 7299306 7704823 7982282 8505882 8552445 8863443 8921374 9558615 9848270 9906201 10262934 10564785 10833097 10884930 11006890 11470338 11973423 12107579 12165510 13382061 13787578 14176470 14772405 15409646 16327395 16510335 17104890 17726886 18248265 18711713 19117230 19812402 19955705 20681367 21129570 21264705 21666194 22303435 23114469 23946846 24215158 25657335 26764122 28675845 29544810 32499291 32654790 33020670 34468945 35920269 36322737 36496530 37423426 38524115 39911410 40146183 41362734 42529410 44317215 44606870 46228938 49531005 51314670 54165485 56135139 57351690 59867115 60537895 62044101 64998582 66910305 68937890 69343407 71840538 72645474 75831679 77048230 80292366 84753053 88634430 93558565 97497873 99062010 103406835 108330970 108968211 112270278 115572345 119734230 121075790 124088202 130981991 133820610 138686814 151663358 162496455 168405417 169506106 179601345 181613685 187117130 194995746 200730915 205828843 206813670 217936422 227495037 231144690 254259159 261963982 280675695 310220505 324992910 336810834 346717035 359202690 363227370 379158395 392945973 401461830 411657686 423765265 454990074 487489365 508518318 544841055 561351390 617486529 620441010 654909955 682485111 693434070 758316790 762777477 785891946 842027085 847530530 974978730 1029144215 1089682110 1137475185 1178837919 1234973058 1271295795 1309819910 1364970222 1440801901 1525554954 1684054170 1852459587 1964729865 2058288430 2274950370 2357675838 2542591590 2881603802 3087432645 3412425555 3704919174 3813887385 3929459730 4322405703 5894189595 6174865290 6824851110 7204009505 7627774770 8644811406 9262297935 11788379190 12967217109 14408019010 18524595870 21612028515 25934434218 43224057030 64836085545 129672171090
• Sum of all divisors σ(n): 469877241600
• Sum of proper divisors (its aliquot sum) s(n): 340205070510
• 129672171090 is an abundant number, because the sum of its proper divisors (340205070510) is greater than itself. Its abundance is 210532899420

Bases of 129672171090

• Binary: 1111000110001000100000100111001010010₂
• Hexadecimal: 0x1E31104E52
• Base-36: 1NKJGNKI

Squares and roots of 129672171090

• 129672171090 squared (129672171090²) is 16814871955194231788100
• 129672171090 cubed (129672171090³) is 2180420953030389238607619826029000
• The square root of 129672171090 is 360100.2236739103
• The cube root of 129672171090 is 5061.5351917953

Scales and comparisons

• 129,672,171,090 seconds is equal to 4,123 years, 9 weeks, 7 hours, 31 minutes, 30 seconds.
• To count from 1 to 129,672,171,090 would take you about eight thousand, two hundred forty-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 129672171090 cubic inches would be around 421.8 feet tall.

Recreational maths with 129672171090

• 129672171090 backwards is 090171276921
• 129672171090 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129672171090's digits is 45
• More coming soon!