129759390180

Names of 129759390180

• Cardinal: 129759390180 can be written as One hundred twenty-nine billion, seven hundred fifty-nine million, three hundred ninety thousand, one hundred eighty.

Scientific notation

• Scientific notation: 1.2975939018 × 10¹¹

Factors of 129759390180

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 48

Divisors of 129759390180

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 31 35 36 42 45 49 54 60 62 63 70 81 84 90 93 98 105 108 124 126 135 140 147 155 162 180 186 189 196 210 217 243 245 252 270 279 294 310 315 324 343 372 378 405 420 434 441 465 486 490 540 558 567 588 620 630 651 686 729 735 756 810 837 868 882 930 945 961 972 980 1029 1085 1116 1134 1215 1260 1302 1323 1372 1395 1458 1470 1519 1620 1674 1701 1715 1764 1860 1890 1922 1953 2058 2170 2187 2205 2268 2430 2511 2604 2646 2790 2835 2883 2916 2940 3038 3087 3255 3348 3402 3430 3645 3780 3844 3906 3969 4116 4185 4340 4374 4410 4557 4805 4860 5022 5103 5145 5292 5580 5670 5766 5859 6076 6174 6510 6561 6615 6727 6804 6860 7290 7533 7595 7812 7938 8370 8505 8649 8748 8820 9114 9261 9610 9765 10044 10206 10290 10633 10935 11340 11532 11718 11907 12348 12555 13020 13122 13230 13454 13671 14415 14580 15066 15190 15309 15435 15876 16740 17010 17298 17577 18228 18522 19220 19530 19683 19845 20181 20412 20580 21266 21870 22599 22785 23436 23814 25110 25515 25947 26244 26460 26908 27342 27783 28830 29295 30132 30380 30618 30870 31899 32805 33635 34020 34596 35154 35721 37044 37665 39060 39366 39690 40362 41013 42532 43245 43740 45198 45570 45927 46305 47089 47628 50220 51030 51894 52731 53165 54684 55566 57660 58590 59535 60543 61236 61740 63798 65610 67270 67797 68355 70308 71442 75330 76545 77841 78732 79380 80724 82026 83349 86490 87885 90396 91140 91854 92610 94178 95697 98415 100905 102060 103788 105462 106330 107163 111132 112995 117180 119070 121086 123039 127596 129735 131220 134540 135594 136710 137781 138915 141267 142884 150660 153090 155682 158193 159495 164052 166698 172980 175770 178605 181629 183708 185220 188356 191394 196830 201810 203391 205065 210924 212660 214326 225990 229635 233523 235445 238140 242172 246078 250047 259470 263655 271188 273420 275562 277830 282534 287091 302715 306180 311364 316386 318990 321489 329623 333396 338985 351540 357210 363258 369117 382788 389205 393660 403620 406782 410130 416745 423801 428652 451980 459270 467046 470890 474579 478485 492156 500094 518940 527310 535815 544887 551124 555660 565068 574182 605430 610173 615195 632772 637980 642978 659246 677970 688905 700569 706335 714420 726516 738234 750141 778410 790965 813564 820260 833490 847602 861273 908145 918540 934092 941780 949158 956970 964467 988869 1000188 1016955 1054620 1071630 1089774 1107351 1148364 1167615 1210860 1220346 1230390 1250235 1271403 1285956 1318492 1355940 1377810 1401138 1412670 1423737 1435455 1476468 1500282 1556820 1581930 1607445 1634661 1648115 1666980 1695204 1722546 1816290 1845585 1898316 1913940 1928934 1977738 2033910 2101707 2119005 2143260 2179548 2214702 2250423 2335230 2372895 2440692 2460780 2500470 2542806 2583819 2724435 2755620 2802276 2825340 2847474 2870910 2966607 3000564 3050865 3163860 3214890 3269322 3296230 3322053 3445092 3502845 3632580 3691170 3750705 3814209 3857868 3955476 4067820 4203414 4238010 4271211 4306365 4429404 4500846 4670460 4745790 4822335 4903983 4944345 5000940 5085612 5167638 5448870 5536755 5694948 5741820 5933214 6101730 6305121 6357015 6429780 6538644 6592460 6644106 6751269 7005690 7118685 7382340 7501410 7628418 7751457 8173305 8406828 8476020 8542422 8612730 8899821 9001692 9491580 9644670 9807966 9888690 9966159 10335276 10508535 10897740 11073510 11252115 11442627 11866428 12203460 12610242 12714030 12919095 13288212 13502538 14011380 14237370 14711949 14833035 15002820 15256836 15502914 16346610 16610265 17084844 17225460 17799642 18915363 19071045 19289340 19615932 19777380 19932318 21017070 21356055 22147020 22504230 22885254 23254371 24519915 25220484 25428060 25838190 26699463 27005076 28474740 29423898 29666070 29898477 31005828 31525605 32693220 33220530 33756345 34327881 35599284 37830726 38142090 38757285 39864636 42034140 42712110 44135847 44499105 45008460 45770508 46508742 49039830 49830795 51676380 53398926 57213135 58847796 59332140 59796954 63051210 66441060 67512690 68655762 69763113 73559745 75661452 76284180 77514570 80098389 85424220 88271694 88998210 93017484 94576815 98079660 99661590 102983643 106797852 114426270 116271855 119593908 126102420 132407541 133497315 135025380 137311524 139526226 147119490 149492385 155029140 160196778 171639405 176543388 177996420 189153630 199323180 205967286 209289339 220679235 228852540 232543710 240295167 264815082 266994630 279052452 294238980 298984770 308950929 320393556 343278810 348815565 378307260 400491945 411934572 418578678 441358470 465087420 480590334 514918215 529630164 533989260 597969540 617901858 662037705 686557620 697631130 720885501 800983890 837157356 882716940 926852787 961180668 1029836430 1046446695 1201475835 1235803716 1324075410 1395262260 1441771002 1544754645 1601967780 1853705574 2059672860 2092893390 2162656503 2402951670 2648150820 2883542004 3089509290 3604427505 3707411148 4185786780 4325313006 4634263935 4805903340 6179018580 6487969509 7208855010 8650626012 9268527870 10813282515 12975939018 14417710020 18537055740 21626565030 25951878036 32439847545 43253130060 64879695090 129759390180
• Sum of all divisors σ(n): 492531177600
• Sum of proper divisors (its aliquot sum) s(n): 362771787420
• 129759390180 is an abundant number, because the sum of its proper divisors (362771787420) is greater than itself. Its abundance is 233012397240

Bases of 129759390180

• Binary: 1111000110110010000110010100111100100₂
• Hexadecimal: 0x1E364329E4
• Base-36: 1NLZE290

Squares and roots of 129759390180

• 129759390180 squared (129759390180²) is 16837499339885480432400
• 129759390180 cubed (129759390180³) is 2184823646499692491944546713832000
• The square root of 129759390180 is 360221.3072265437
• The cube root of 129759390180 is 5062.6697543077

Scales and comparisons

• 129,759,390,180 seconds is equal to 4,125 years, 49 weeks, 1 day, 19 hours, 3 minutes.
• To count from 1 to 129,759,390,180 would take you about eight thousand, two hundred fifty-one 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 129759390180 cubic inches would be around 421.9 feet tall.

Recreational maths with 129759390180

• 129759390180 backwards is 081093957921
• 129759390180 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129759390180's digits is 54
• More coming soon!