129239980572672

Names of 129239980572672

• Cardinal: 129239980572672 can be written as One hundred twenty-nine trillion, two hundred thirty-nine billion, nine hundred eighty million, five hundred seventy-two thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.29239980572672 × 10¹⁴

Factors of 129239980572672

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 25
• Sum of prime factors: 1168

Divisors of 129239980572672

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 243 256 288 324 384 432 486 512 576 648 729 768 864 972 1024 1152 1163 1296 1458 1536 1728 1944 2048 2304 2326 2592 2916 3072 3456 3489 3888 4096 4608 4652 5184 5832 6144 6912 6978 7776 8192 9216 9304 10368 10467 11664 12288 13824 13956 15552 16384 18432 18608 20736 20934 23328 24576 27648 27912 31104 31401 32768 36864 37216 41472 41868 46656 49152 55296 55824 62208 62802 65536 73728 74432 82944 83736 93312 94203 98304 110592 111648 124416 125604 131072 147456 148864 165888 167472 186624 188406 196608 221184 223296 248832 251208 282609 294912 297728 331776 334944 373248 376812 393216 442368 446592 497664 502416 565218 589824 595456 663552 669888 746496 753624 847827 884736 893184 995328 1004832 1130436 1179648 1190912 1327104 1339776 1352569 1492992 1507248 1695654 1769472 1786368 1990656 2009664 2260872 2381824 2654208 2679552 2705138 2985984 3014496 3391308 3538944 3572736 3981312 4019328 4057707 4521744 4763648 5308416 5359104 5410276 5971968 6028992 6782616 7145472 7962624 8038656 8115414 9043488 9527296 10616832 10718208 10820552 11943936 12057984 12173121 13565232 14290944 15925248 16077312 16230828 18086976 19054592 21436416 21641104 23887872 24115968 24346242 27130464 28581888 31850496 32154624 32461656 36173952 36519363 38109184 42872832 43282208 47775744 48231936 48692484 54260928 57163776 64309248 64923312 72347904 73038726 76218368 85745664 86564416 95551488 96463872 97384968 108521856 109558089 114327552 128618496 129846624 144695808 146077452 152436736 171491328 173128832 192927744 194769936 217043712 219116178 228655104 257236992 259693248 289391616 292154904 328674267 342982656 346257664 385855488 389539872 434087424 438232356 457310208 514473984 519386496 578783232 584309808 657348534 685965312 692515328 771710976 779079744 868174848 876464712 986022801 1028947968 1038772992 1157566464 1168619616 1314697068 1371930624 1385030656 1543421952 1558159488 1736349696 1752929424 1972045602 2057895936 2077545984 2315132928 2337239232 2629394136 2770061312 3086843904 3116318976 3472699392 3505858848 3944091204 4115791872 4155091968 4630265856 4674478464 5258788272 5540122624 6173687808 6232637952 6945398784 7011717696 7888182408 8310183936 9260531712 9348956928 10517576544 11080245248 12347375616 12465275904 13890797568 14023435392 15776364816 16620367872 18521063424 18697913856 21035153088 22160490496 24930551808 27781595136 28046870784 31552729632 33240735744 37042126848 37395827712 42070306176 44320980992 49861103616 55563190272 56093741568 63105459264 66481471488 74791655424 84140612352 88641961984 99722207232 111126380544 112187483136 126210918528 132962942976 149583310848 168281224704 177283923968 199444414464 224374966272 252421837056 265925885952 299166621696 336562449408 398888828928 448749932544 504843674112 531851771904 598333243392 673124898816 797777657856 897499865088 1009687348224 1196666486784 1346249797632 1595555315712 1794999730176 2019374696448 2393332973568 2692499595264 3589999460352 4038749392896 4786665947136 5384999190528 7179998920704 8077498785792 10769998381056 14359997841408 16154997571584 21539996762112 32309995143168 43079993524224 64619990286336 129239980572672
• Sum of all divisors σ(n): 387874691392167
• Sum of proper divisors (its aliquot sum) s(n): 258634710819495
• 129239980572672 is an abundant number, because the sum of its proper divisors (258634710819495) is greater than itself. Its abundance is 129394730246823

Bases of 129239980572672

• Binary: 11101011000101100000111001000100000000000000000₂
• Hexadecimal: 0x758B07220000
• Base-36: 19T80ZK000

Squares and roots of 129239980572672

• 129239980572672 squared (129239980572672²) is 16702972578424635981073219584
• 129239980572672 cubed (129239980572672³) is 2158691851541473098132776414124931125608448
• The square root of 129239980572672 is 11368376.3384518547
• The cube root of 129239980572672 is 50559.0565609353

Scales and comparisons

• 129,239,980,572,672 seconds is equal to 4,109,431 years, 32 weeks, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 129,239,980,572,672 would take you about ten million, two hundred seventy-three thousand, five hundred seventy-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 129239980572672 cubic inches would be around 4213.3 feet tall.

Recreational maths with 129239980572672

• 129239980572672 backwards is 276275089932921
• 129239980572672 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 129239980572672's digits is 72
• More coming soon!