129633751520

Names of 129633751520

• Cardinal: 129633751520 can be written as One hundred twenty-nine billion, six hundred thirty-three million, seven hundred fifty-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.2963375152 × 10¹¹

Factors of 129633751520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5530

Divisors of 129633751520

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 31 32 35 40 52 53 56 62 65 70 80 91 104 106 112 124 130 140 155 160 182 208 212 217 224 248 260 265 280 310 364 371 403 416 424 434 455 496 520 530 560 620 689 728 742 806 848 868 910 992 1040 1060 1085 1120 1240 1378 1456 1484 1612 1643 1696 1736 1820 1855 2015 2080 2120 2170 2480 2756 2821 2912 2968 3224 3286 3445 3472 3640 3710 4030 4240 4340 4823 4960 5419 5512 5642 5936 6448 6572 6890 6944 7280 7420 8060 8215 8480 8680 9646 10838 11024 11284 11501 11872 12896 13144 13780 14105 14560 14840 16120 16430 17360 19292 21359 21676 22048 22568 23002 24115 26288 27095 27560 28210 29680 32240 32860 34720 37933 38584 42718 43352 45136 46004 48230 52576 54190 55120 56420 57505 59360 64480 65720 70447 75866 77168 85436 86704 90272 92008 96460 106795 108380 110240 112840 115010 131440 140894 149513 151732 154336 167989 170872 173408 184016 189665 192920 213590 216760 225680 230020 262880 281788 287207 299026 303464 335978 341744 352235 368032 379330 385840 427180 433520 451360 460040 493129 563576 574414 598052 606928 671956 683488 704470 747565 758660 771680 839945 854360 867040 920080 986258 1127152 1148828 1175923 1196104 1213856 1343912 1408940 1436035 1495130 1517320 1679890 1708720 1840160 1972516 2010449 2183857 2254304 2297656 2351846 2392208 2465645 2687824 2817880 2872070 2990260 3034640 3359780 3417440 3733691 3945032 4020898 4367714 4595312 4703692 4784416 4931290 5375648 5635760 5744140 5879615 5980520 6069280 6719560 7467382 7890064 8041796 8735428 8903417 9190624 9407384 9862580 10052245 10919285 11271520 11488280 11759230 11961040 13439120 14934764 15286999 15780128 16083592 17470856 17806834 18668455 18814768 19725160 20104490 21838570 22976560 23518460 23922080 26135837 26878240 29869528 30573998 32167184 34941712 35613668 37336910 37629536 39450320 40208980 43677140 44517085 45953120 47036920 52271674 59739056 61147996 62323919 64334368 69883424 71227336 74673820 76434995 78900640 80417960 87354280 89034170 94073840 104543348 115744421 119478112 122295992 124647838 130679185 142454672 149347640 152869990 160835920 174708560 178068340 188147680 209086696 231488842 244591984 249295676 261358370 284909344 298695280 305739980 311619595 321671840 349417120 356136680 418173392 462977684 489183968 498591352 522716740 578722105 597390560 611479960 623239190 712273360 810210947 836346784 925955368 997182704 1045433480 1157444210 1222959920 1246478380 1424546720 1620421894 1851910736 1994365408 2090866960 2314888420 2445919840 2492956760 3240843788 3703821472 4051054735 4181733920 4629776840 4985913520 6481687576 8102109470 9259553680 9971827040 12963375152 16204218940 18519107360 25926750304 32408437880 64816875760 129633751520
• Sum of all divisors σ(n): 396508815360
• Sum of proper divisors (its aliquot sum) s(n): 266875063840
• 129633751520 is an abundant number, because the sum of its proper divisors (266875063840) is greater than itself. Its abundance is 137241312320

Bases of 129633751520

• Binary: 1111000101110110001100001000111100000₂
• Hexadecimal: 0x1E2EC611E0
• Base-36: 1NJWL6U8

Squares and roots of 129633751520

• 129633751520 squared (129633751520²) is 16804909533149102310400
• 129633751520 cubed (129633751520³) is 2178483466736329932017451511808000
• The square root of 129633751520 is 360046.8740594757
• The cube root of 129633751520 is 5061.0352613109

Scales and comparisons

• 129,633,751,520 seconds is equal to 4,121 years, 49 weeks, 3 days, 15 hours, 25 minutes, 20 seconds.
• To count from 1 to 129,633,751,520 would take you about eight thousand, two hundred forty-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 129633751520 cubic inches would be around 421.8 feet tall.

Recreational maths with 129633751520

• 129633751520 backwards is 025157336921
• The number of decimal digits it has is: 12
• The sum of 129633751520's digits is 44
• More coming soon!