129472786080

Names of 129472786080

• Cardinal: 129472786080 can be written as One hundred twenty-nine billion, four hundred seventy-two million, seven hundred eighty-six thousand and eighty.

Scientific notation

• Scientific notation: 1.2947278608 × 10¹¹

Factors of 129472786080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 28321

Divisors of 129472786080

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 17 18 20 22 24 30 32 33 34 36 40 44 45 48 51 55 60 66 68 72 80 85 88 90 96 99 102 110 120 132 136 144 153 160 165 170 176 180 187 198 204 220 240 255 264 272 288 289 306 330 340 352 360 374 396 408 440 480 495 510 528 544 561 578 612 660 680 720 748 765 792 816 867 880 935 990 1020 1056 1122 1156 1224 1320 1360 1440 1445 1496 1530 1584 1632 1683 1734 1760 1870 1980 2040 2244 2312 2448 2601 2640 2720 2805 2890 2992 3060 3168 3179 3366 3468 3740 3960 4080 4335 4488 4624 4896 5202 5280 5610 5780 5984 6120 6358 6732 6936 7480 7920 8160 8415 8670 8976 9248 9537 10404 11220 11560 12240 12716 13005 13464 13872 14960 15840 15895 16830 17340 17952 19074 20808 22440 23120 24480 25432 26010 26928 27744 28283 28611 29920 31790 33660 34680 38148 41616 44880 46240 47685 50864 52020 53856 56566 57222 63580 67320 69360 76296 83232 84849 89760 95370 101728 104040 113132 114444 127160 134640 138720 141415 143055 152592 169698 190740 208080 226264 228888 254320 254547 269280 282830 286110 305184 311113 339396 381480 416160 424245 452528 457776 480811 508640 509094 565660 572220 622226 678792 762960 848490 905056 915552 933339 961622 1018188 1131320 1144440 1244452 1272735 1357584 1442433 1525920 1555565 1696980 1866678 1923244 2036376 2262640 2288880 2404055 2488904 2545470 2715168 2800017 2884866 3111130 3393960 3733356 3846488 4072752 4327299 4525280 4577760 4666695 4808110 4977808 5090940 5288921 5600034 5769732 6222260 6787920 7212165 7466712 7692976 8145504 8173787 8654598 9333390 9616220 9955616 10181880 10577842 11200068 11539464 12444520 13575840 14000085 14424330 14933424 15385952 15866763 16347574 17309196 18666780 19232440 20363760 21155684 21636495 22400136 23078928 24521361 24889040 26444605 28000170 28848660 29866848 31733526 32695148 34618392 37333560 38464880 40727520 40868935 42311368 43272990 44800272 46157856 47600289 49042722 49778080 52889210 56000340 57697320 63467052 65390296 69236784 73564083 74667120 76929760 79333815 81737870 84622736 86545980 89600544 89911657 95200578 98085444 105778420 112000680 115394640 122606805 126934104 130780592 138473568 147128166 149334240 158667630 163475740 169245472 173091960 179823314 190401156 196170888 211556840 224001360 230789280 238001445 245213610 253868208 261561184 269734971 294256332 317335260 326951480 346183920 359646628 367820415 380802312 392341776 423113680 448002720 449558285 476002890 490427220 507736416 539469942 588512664 634670520 653902960 692367840 719293256 735640830 761604624 784683552 809204913 846227360 899116570 952005780 980854440 1078939884 1177025328 1269341040 1307805920 1348674855 1438586512 1471281660 1523209248 1618409826 1798233140 1904011560 1961708880 2157879768 2354050656 2538682080 2697349710 2877173024 2942563320 3236819652 3596466280 3808023120 3923417760 4046024565 4315759536 5394699420 5885126640 6473639304 7192932560 7616046240 8092049130 8631519072 10789398840 11770253280 12947278608 14385865120 16184098260 21578797680 25894557216 32368196520 43157595360 64736393040 129472786080
• Sum of all divisors σ(n): 512030229984
• Sum of proper divisors (its aliquot sum) s(n): 382557443904
• 129472786080 is an abundant number, because the sum of its proper divisors (382557443904) is greater than itself. Its abundance is 253084657824

Bases of 129472786080

• Binary: 1111000100101001011011110111010100000₂
• Hexadecimal: 0x1E252DEEA0
• Base-36: 1NH8R540

Squares and roots of 129472786080

• 129472786080 squared (129472786080²) is 16763202335317441766400
• 129472786080 cubed (129472786080³) is 2170378509976311566713964531712000
• The square root of 129472786080 is 359823.2706204533
• The cube root of 129472786080 is 5058.9396414749

Scales and comparisons

• 129,472,786,080 seconds is equal to 4,116 years, 43 weeks, 2 days, 14 hours, 48 minutes.
• To count from 1 to 129,472,786,080 would take you about eight thousand, two hundred thirty-three 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 129472786080 cubic inches would be around 421.6 feet tall.

Recreational maths with 129472786080

• 129472786080 backwards is 080687274921
• The number of decimal digits it has is: 12
• The sum of 129472786080's digits is 54
• More coming soon!