129040413840

Names of 129040413840

• Cardinal: 129040413840 can be written as One hundred twenty-nine billion, forty million, four hundred thirteen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.2904041384 × 10¹¹

Factors of 129040413840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 149

Divisors of 129040413840

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 47 48 52 60 65 72 78 79 80 90 94 104 117 120 130 141 144 156 158 180 188 195 208 234 235 237 240 260 282 312 316 360 376 390 395 423 468 470 474 520 564 585 611 624 632 705 711 720 752 780 790 846 936 940 948 1027 1040 1128 1170 1185 1222 1264 1410 1422 1560 1580 1692 1833 1872 1880 1896 2054 2115 2209 2256 2340 2370 2444 2820 2844 3055 3081 3120 3160 3384 3555 3666 3713 3760 3792 4108 4230 4418 4680 4740 4888 5135 5499 5640 5688 6110 6162 6241 6320 6627 6768 7110 7332 7426 8216 8460 8836 9165 9243 9360 9480 9776 10270 10998 11045 11139 11280 11376 12220 12324 12482 13254 14220 14664 14852 15405 16432 16920 17672 18330 18486 18565 18723 18960 19881 20540 21996 22090 22278 24440 24648 24964 26508 27495 28440 28717 29328 29704 30810 31205 33135 33417 33840 35344 36660 36972 37130 37446 39762 41080 43992 44180 44556 46215 48269 48880 49296 49928 53016 54990 55695 56169 56880 57434 59408 61620 62410 66270 66834 73320 73944 74260 74892 79524 81133 82160 86151 87984 88360 89112 92430 93615 96538 99405 99856 106032 109980 111390 112338 114868 123240 124820 132540 133668 143585 144807 146640 147888 148520 149784 159048 162266 167085 172302 174511 176720 178224 184860 187230 193076 198810 219960 222780 224676 229736 241345 243399 246480 249640 258453 265080 267336 280845 287170 289614 293327 297040 299568 318096 324532 334170 344604 349022 369720 374460 386152 397620 405665 430755 434421 439920 445560 449352 459472 482690 486798 499280 516906 523533 530160 534672 561690 574340 579228 586654 649064 668340 689208 698044 724035 730197 739440 748920 772304 795240 811330 861510 868842 872555 879981 891120 898704 965380 973596 1033812 1047066 1123380 1148680 1158456 1173308 1216995 1292265 1298128 1336680 1378416 1396088 1448070 1460394 1466635 1497840 1570599 1590480 1622660 1723020 1737684 1745110 1759962 1930760 1947192 2067624 2094132 2172105 2246760 2268643 2297360 2316912 2346616 2433990 2584530 2617665 2639943 2673360 2792176 2896140 2920788 2933270 3141198 3245320 3446040 3475368 3490220 3519924 3650985 3813251 3861520 3894384 4135248 4188264 4344210 4399905 4493520 4537286 4693232 4867980 5169060 5235330 5279886 5792280 5841576 5866540 6282396 6490640 6805929 6892080 6950736 6980440 7039848 7301970 7626502 7852995 8376528 8688420 8799810 9074572 9735960 10338120 10470660 10559772 11343215 11439753 11584560 11683152 11733080 12564792 13199715 13611858 13786369 13960880 14079696 14603940 15253004 15705990 17376840 17599620 18149144 19066255 19471920 20417787 20676240 20941320 21119544 22686430 22879506 23466160 25129584 26399430 27223716 27572738 29207880 30506008 31411980 34029645 34319259 34753680 35199240 36298288 38132510 40835574 41359107 41882640 42239088 45372860 45759012 52798860 54447432 55145476 57198765 58415760 61012016 62823960 68059290 68638518 68931845 70398480 76265020 81671148 82718214 90745720 91518024 102088935 105597720 108894864 110290952 114397530 124077321 125647920 136118580 137277036 137863690 152530040 163342296 165436428 171596295 179222797 181491440 183036048 204177870 206795535 211195440 220581904 228795060 248154642 272237160 274554072 275727380 305060080 326684592 330872856 343192590 358445594 408355740 413591070 457590120 496309284 537668391 544474320 549108144 551454760 620386605 661745712 686385180 716891188 816711480 827182140 896113985 915180240 992618568 1075336782 1102909520 1240773210 1372770360 1433782376 1613005173 1633422960 1654364280 1792227970 1985237136 2150673564 2481546420 2688341955 2745540720 2867564752 3226010346 3308728560 3584455940 4301347128 4963092840 5376683910 6452020692 7168911880 8065025865 8602694256 9926185680 10753367820 12904041384 14337823760 16130051730 21506735640 25808082768 32260103460 43013471280 64520206920 129040413840
• Sum of all divisors σ(n): 482949456444
• Sum of proper divisors (its aliquot sum) s(n): 353909042604
• 129040413840 is an abundant number, because the sum of its proper divisors (353909042604) is greater than itself. Its abundance is 224868628764

Bases of 129040413840

• Binary: 1111000001011011010000111010010010000₂
• Hexadecimal: 0x1E0B687490
• Base-36: 1NA3BWK0

Squares and roots of 129040413840

• 129040413840 squared (129040413840²) is 16651428403998463545600
• 129040413840 cubed (129040413840³) is 2148707212279092446648377711104000
• The square root of 129040413840 is 359221.9562331903
• The cube root of 129040413840 is 5053.3019458991

Scales and comparisons

• 129,040,413,840 seconds is equal to 4,103 years, 4 weeks, 3 days, 7 hours, 24 minutes.
• To count from 1 to 129,040,413,840 would take you about eight thousand, two hundred 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 129040413840 cubic inches would be around 421.1 feet tall.

Recreational maths with 129040413840

• 129040413840 backwards is 048314040921
• 129040413840 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129040413840's digits is 36
• More coming soon!