129424680

Names of 129424680

• Cardinal: 129424680 can be written as One hundred twenty-nine million, four hundred twenty-four thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.2942468 × 10⁸

Factors of 129424680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 80

Divisors of 129424680

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 20 21 22 23 24 28 29 30 33 35 36 40 42 44 45 46 49 55 56 58 60 63 66 69 70 72 77 84 87 88 90 92 98 99 105 110 115 116 120 126 132 138 140 145 147 154 161 165 168 174 180 184 196 198 203 207 210 220 230 231 232 245 252 253 261 264 276 280 290 294 308 315 319 322 330 345 348 360 385 392 396 406 414 420 435 440 441 460 462 483 490 495 504 506 522 539 552 580 588 609 616 630 638 644 660 667 690 693 696 735 759 770 792 805 812 828 840 870 882 920 924 957 966 980 990 1012 1015 1035 1044 1078 1127 1155 1160 1176 1218 1260 1265 1276 1288 1305 1320 1334 1380 1386 1421 1449 1470 1518 1540 1595 1610 1617 1624 1656 1740 1764 1771 1827 1848 1914 1932 1960 1980 2001 2024 2030 2070 2088 2156 2205 2233 2254 2277 2310 2415 2436 2520 2530 2552 2610 2668 2695 2760 2772 2842 2871 2898 2940 3036 3045 3080 3190 3220 3234 3335 3381 3465 3480 3528 3542 3654 3795 3828 3864 3960 4002 4060 4140 4263 4312 4410 4466 4508 4554 4620 4669 4785 4830 4851 4872 5060 5220 5313 5336 5390 5544 5635 5684 5742 5796 5880 6003 6072 6090 6380 6440 6468 6670 6699 6762 6930 7084 7105 7245 7308 7337 7590 7656 8004 8085 8120 8280 8526 8820 8855 8932 9016 9108 9135 9240 9338 9570 9660 9702 10005 10120 10143 10440 10626 10780 11165 11270 11368 11385 11484 11592 12006 12180 12397 12760 12789 12936 13340 13398 13524 13860 14007 14168 14210 14355 14490 14616 14674 15180 15631 15939 16008 16170 16905 17052 17640 17710 17864 18216 18270 18676 19140 19320 19404 20010 20097 20286 21252 21315 21560 22011 22330 22540 22770 22968 23345 24012 24255 24360 24794 25578 26565 26680 26796 27048 27720 28014 28420 28710 28980 29348 30015 30360 31262 31878 32340 32683 33495 33810 34104 35420 36540 36685 37191 37352 38280 38808 40020 40194 40572 42021 42504 42630 44022 44660 45080 45540 46690 46893 48024 48510 49588 50715 51156 51359 53130 53592 56028 56840 57420 57960 58696 60030 61985 62524 63756 63945 64680 65366 66033 66990 67620 70035 70840 73080 73370 74382 78155 79695 80040 80388 81144 84042 85260 88044 89320 91080 93380 93786 97020 98049 99176 100485 101430 102312 102718 106260 110055 111573 112056 114840 120060 123970 125048 127512 127890 130732 132066 133980 135240 140070 140679 146740 148764 154077 156310 159390 160776 163415 168084 170520 176088 185955 186760 187572 194040 196098 200970 202860 205436 210105 212520 220110 223146 234465 240120 247940 255780 256795 261464 264132 267960 280140 281358 293480 294147 297528 308154 312620 318780 326830 330165 336168 359513 371910 375144 392196 401940 405720 410872 420210 440220 446292 462231 468930 490245 495880 511560 513590 528264 557865 560280 562716 588294 616308 625240 637560 653660 660330 703395 719026 743820 770385 784392 803880 840420 880440 892584 924462 937860 980490 1027180 1078539 1115730 1125432 1176588 1232616 1307320 1320660 1406790 1438052 1470735 1487640 1540770 1680840 1797565 1848924 1875720 1960980 2054360 2157078 2231460 2311155 2353176 2641320 2813580 2876104 2941470 3081540 3235617 3595130 3697848 3921960 4314156 4462920 4622310 5392695 5627160 5882940 6163080 6471234 7190260 8628312 9244620 10785390 11765880 12942468 14380520 16178085 18489240 21570780 25884936 32356170 43141560 64712340 129424680
• Sum of all divisors σ(n): 576201600
• Sum of proper divisors (its aliquot sum) s(n): 446776920
• 129424680 is an abundant number, because the sum of its proper divisors (446776920) is greater than itself. Its abundance is 317352240

Bases of 129424680

• Binary: 111101101101101110100101000₂
• Hexadecimal: 0x7B6DD28
• Base-36: 2520Q0

Squares and roots of 129424680

• 129424680 squared (129424680²) is 16750747793102400
• 129424680 cubed (129424680³) is 2167960172882984327232000
• The square root of 129424680 is 11376.4968245941
• The cube root of 129424680 is 505.8313008111

Scales and comparisons

• 129,424,680 seconds is equal to 4 years, 5 weeks, 6 days, 23 hours, 18 minutes.
• To count from 1 to 129,424,680 would take you about 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 129424680 cubic inches would be around 42.2 feet tall.

Recreational maths with 129424680

• 129424680 backwards is 086424921
• 129424680 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 129424680's digits is 36
• More coming soon!