129405479424

Names of 129405479424

• Cardinal: 129405479424 can be written as One hundred twenty-nine billion, four hundred five million, four hundred seventy-nine thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 1.29405479424 × 10¹¹

Factors of 129405479424

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1286

Divisors of 129405479424

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 31 32 39 48 52 62 64 78 93 96 104 124 128 156 169 186 192 208 248 256 312 338 372 384 403 416 496 507 512 624 676 744 768 806 832 992 1014 1209 1237 1248 1352 1488 1536 1612 1664 1984 2028 2197 2418 2474 2496 2704 2976 3224 3328 3711 3968 4056 4394 4836 4948 4992 5239 5408 5952 6448 6591 6656 7422 7936 8112 8788 9672 9896 9984 10478 10816 11904 12896 13182 14844 15717 15872 16081 16224 17576 19344 19792 19968 20956 21632 23808 25792 26364 29688 31434 32162 32448 35152 38347 38688 39584 41912 43264 47616 48243 51584 52728 59376 62868 64324 64896 68107 70304 76694 77376 79168 83824 86528 96486 103168 105456 115041 118752 125736 128648 129792 136214 140608 153388 154752 158336 167648 192972 204321 206336 209053 210912 230082 237504 251472 257296 259584 272428 281216 306776 309504 316672 335296 385944 408642 418106 421824 460164 475008 498511 502944 514592 544856 562432 613552 619008 627159 633344 670592 771888 817284 836212 843648 920328 950016 997022 1005888 1029184 1089712 1124864 1227104 1254318 1341184 1495533 1543776 1634568 1672424 1687296 1840656 1900032 1994044 2011776 2058368 2179424 2454208 2508636 2682368 2717689 2991066 3087552 3269136 3344848 3374592 3681312 3988088 4023552 4116736 4358848 4908416 5017272 5435378 5982132 6175104 6480643 6538272 6689696 7362624 7976176 8047104 8153067 8233472 8717696 9816832 10034544 10870756 11964264 12350208 12961286 13076544 13379392 14725248 15952352 16306134 17435392 19441929 19633664 20069088 21741512 23928528 24700416 25922572 26153088 26758784 29450496 31904704 32612268 34870784 38883858 40138176 43483024 47857056 51845144 52306176 53517568 58900992 63809408 65224536 77767716 80276352 84248359 86966048 95714112 103690288 104612352 107035136 127618816 130449072 155535432 160552704 168496718 173932096 191428224 207380576 252745077 255237632 260898144 311070864 321105408 336993436 347864192 382856448 414761152 505490154 521796288 622141728 673986872 695728384 765712896 829522304 1010980308 1043592576 1244283456 1347973744 1391456768 1659044608 2021960616 2087185152 2488566912 2695947488 3318089216 4043921232 4174370304 4977133824 5391894976 8087842464 9954267648 10783789952 16175684928 21567579904 32351369856 43135159808 64702739712 129405479424
• Sum of all divisors σ(n): 385818639360
• Sum of proper divisors (its aliquot sum) s(n): 256413159936
• 129405479424 is an abundant number, because the sum of its proper divisors (256413159936) is greater than itself. Its abundance is 127007680512

Bases of 129405479424

• Binary: 1111000100001001010101110101000000000₂
• Hexadecimal: 0x1E212AEA00
• Base-36: 1NG4OIYO

Squares and roots of 129405479424

• 129405479424 squared (129405479424²) is 16745778104955287371776
• 129405479424 cubed (129405479424³) is 2166995443999661152428366206337024
• The square root of 129405479424 is 359729.7310815441
• The cube root of 129405479424 is 5058.0628566289

Scales and comparisons

• 129,405,479,424 seconds is equal to 4,114 years, 36 weeks, 14 hours, 30 minutes, 24 seconds.
• To count from 1 to 129,405,479,424 would take you about eight thousand, two hundred twenty-nine 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 129405479424 cubic inches would be around 421.5 feet tall.

Recreational maths with 129405479424

• 129405479424 backwards is 424974504921
• The number of decimal digits it has is: 12
• The sum of 129405479424's digits is 51
• More coming soon!