129389221788160

Names of 129389221788160

• Cardinal: 129389221788160 can be written as One hundred twenty-nine trillion, three hundred eighty-nine billion, two hundred twenty-one million, seven hundred eighty-eight thousand, one hundred sixty.

Scientific notation

• Scientific notation: 1.2938922178816 × 10¹⁴

Factors of 129389221788160

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 426

Divisors of 129389221788160

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 8 10 16 20 29 32 40 41 58 64 80 82 116 128 145 160 164 205 232 256 290 320 328 349 410 464 512 580 640 656 698 820 928 1160 1189 1280 1312 1396 1640 1745 1856 2320 2378 2560 2624 2792 3280 3490 3712 4640 4756 5248 5584 5945 6560 6980 7424 9280 9512 10121 10496 11168 11890 13120 13960 14309 14848 18560 19024 20242 20992 22336 23780 26240 27920 28618 37120 38048 40484 44672 47560 50605 52480 55840 57236 71545 74240 76096 80968 89344 95120 101210 104960 111680 114472 121801 143090 152192 161936 178688 190240 202420 223360 228944 243602 286180 304384 323872 380480 404840 414961 446720 457888 487204 572360 608768 609005 647744 760960 809680 829922 893440 915776 974408 1144720 1218010 1295488 1521920 1619360 1659844 1831552 1948816 2074805 2289440 2436020 2590976 3043840 3238720 3319688 3532229 3663104 3897632 4149610 4578880 4872040 4993841 5181952 6477440 6639376 7064458 7326208 7795264 8299220 9157760 9744080 9987682 12954880 13278752 14128916 15590528 16598440 17661145 18315520 19488160 19975364 24969205 25909760 26557504 28257832 31181056 33196880 35322290 36631040 38976320 39950728 42508549 49938410 53115008 56515664 62362112 66393760 70644580 77952640 79901456 85017098 99876820 106230016 113031328 132787520 141289160 144821389 155905280 159802912 170034196 199753640 212460032 212542745 226062656 265575040 282578320 289642778 311810560 319605824 340068392 399507280 425085490 452125312 531150080 565156640 579285556 639211648 680136784 724106945 799014560 850170980 904250624 1062300160 1130313280 1158571112 1232747921 1278423296 1360273568 1448213890 1598029120 1700341960 1742850509 1808501248 2260626560 2317142224 2465495842 2556846592 2720547136 2896427780 3196058240 3400683920 3485701018 4521253120 4634284448 4930991684 5441094272 5792855560 6163739605 6392116480 6801367840 6971402036 8714252545 9042506240 9268568896 9861983368 10882188544 11585711120 12327479210 12784232960 13602735680 13942804072 17428505090 18537137792 19723966736 21764377088 23171422240 24654958420 27205471360 27885608144 34857010180 37074275584 39447933472 46342844480 49309916840 50542664761 54410942720 55771216288 69714020360 74148551168 78895866944 92685688960 98619833680 101085329522 108821885440 111542432576 139428040720 157791733888 185371377920 197239667360 202170659044 223084865152 252713323805 278856081440 315583467776 370742755840 394479334720 404341318088 446169730304 505426647610 557712162880 631166935552 788958669440 808682636176 892339460608 1010853295220 1115424325760 1577917338880 1617365272352 2021706590440 2230848651520 3155834677760 3234730544704 4043413180880 4461697303040 6469461089408 8086826361760 12938922178816 16173652723520 25877844357632 32347305447040 64694610894080 129389221788160
• Sum of all divisors σ(n): 329700718116000
• Sum of proper divisors (its aliquot sum) s(n): 200311496327840
• 129389221788160 is an abundant number, because the sum of its proper divisors (200311496327840) is greater than itself. Its abundance is 70922274539680

Bases of 129389221788160

• Binary: 11101011010110111000110100110100011101000000000₂
• Hexadecimal: 0x75ADC69A3A00
• Base-36: 19V4L5X6V4

Squares and roots of 129389221788160

• 129389221788160 squared (129389221788160²) is 16741570714945658467916185600
• 129389221788160 cubed (129389221788160³) is 2166178806318268181187298926148238442496000
• The square root of 129389221788160 is 11374938.3201914549
• The cube root of 129389221788160 is 50578.5102740215

Scales and comparisons

• 129,389,221,788,160 seconds is equal to 4,114,177 years, 1 week, 2 days, 8 hours, 42 minutes, 40 seconds.
• To count from 1 to 129,389,221,788,160 would take you about ten million, two hundred eighty-five thousand, four hundred forty-two 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 129389221788160 cubic inches would be around 4214.9 feet tall.

Recreational maths with 129389221788160

• 129389221788160 backwards is 061887122983921
• The number of decimal digits it has is: 15
• The sum of 129389221788160's digits is 67
• More coming soon!