129978432872960

Names of 129978432872960

• Cardinal: 129978432872960 can be written as One hundred twenty-nine trillion, nine hundred seventy-eight billion, four hundred thirty-two million, eight hundred seventy-two thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.2997843287296 × 10¹⁴

Factors of 129978432872960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 3318

Divisors of 129978432872960

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 101 112 128 140 160 196 202 224 245 256 280 320 392 404 448 490 505 512 560 640 707 784 808 896 980 1010 1120 1280 1414 1568 1616 1792 1960 2020 2240 2560 2828 3136 3203 3232 3535 3584 3920 4040 4480 4949 5656 6272 6406 6464 7070 7840 8080 8960 9898 11312 12544 12812 12928 14140 15680 16015 16160 17920 19796 22421 22624 24745 25088 25624 25856 28280 31360 32030 32320 39592 44842 45248 49490 51248 51712 56560 62720 64060 64640 79184 89684 90496 98980 102496 112105 113120 125440 128120 129280 156947 158368 179368 180992 197960 204992 224210 226240 256240 258560 313894 316736 323503 358736 361984 395920 409984 448420 452480 512480 627788 633472 647006 717472 784735 791840 819968 896840 904960 1024960 1255576 1266944 1294012 1434944 1569470 1583680 1617515 1639936 1793680 1809920 2049920 2264521 2511152 2533888 2588024 2869888 3138940 3167360 3235030 3587360 4099840 4529042 5022304 5176048 5739776 6277880 6334720 6470060 7174720 8199680 9058084 10044608 10259209 10352096 11322605 11479552 12555760 12669440 12940120 14349440 15851647 18116168 20089216 20518418 20704192 22645210 25111520 25880240 28698880 31703294 36232336 40178432 41036836 41408384 45290420 50223040 51296045 51760480 57397760 63406588 71814463 72464672 79258235 80356864 82073672 82816768 90580840 100446080 102592090 103520960 126813176 143628926 144929344 158516470 164147344 165633536 181161680 200892160 205184180 207041920 253626352 287257852 289858688 317032940 328294688 359072315 362323360 401784320 410368360 414083840 502701241 507252704 574515704 579717376 634065880 656589376 718144630 724646720 820736720 828167680 1005402482 1014505408 1036180109 1149031408 1159434752 1268131760 1313178752 1436289260 1449293440 1641473440 2010804964 2029010816 2072360218 2298062816 2513506205 2536263520 2626357504 2872578520 2898586880 3282946880 4021609928 4058021632 4144720436 4596125632 5027012410 5072527040 5180900545 5252715008 5745157040 5797173760 6565893760 7253260763 8043219856 8116043264 8289440872 9192251264 10054024820 10145054080 10361801090 11490314080 13131787520 14506521526 16086439712 16578881744 18384502528 20108049640 20290108160 20723602180 22980628160 26263575040 29013043052 32172879424 33157763488 36266303815 36769005056 40216099280 40580216320 41447204360 45961256320 50772825341 58026086104 64345758848 66315526976 72532607630 80432198560 82894408720 91922512640 101545650682 116052172208 128691517696 132631053952 145065215260 160864397120 165788817440 183845025280 203091301364 232104344416 253864126705 257383035392 265262107904 290130430520 321728794240 331577634880 406182602728 464208688832 507728253410 530524215808 580260861040 643457588480 663155269760 812365205456 928417377664 1015456506820 1160521722080 1286915176960 1326310539520 1624730410912 1856834755328 2030913013640 2321043444160 2652621079040 3249460821824 3713669510656 4061826027280 4642086888320 6498921643648 8123652054560 9284173776640 12997843287296 16247304109120 18568347553280 25995686574592 32494608218240 64989216436480 129978432872960
• Sum of all divisors σ(n): 366227877439116
• Sum of proper divisors (its aliquot sum) s(n): 236249444566156
• 129978432872960 is an abundant number, because the sum of its proper divisors (236249444566156) is greater than itself. Its abundance is 106271011693196

Bases of 129978432872960

• Binary: 11101100011011011110110010100011110001000000000₂
• Hexadecimal: 0x7636F651E200
• Base-36: 1A2N9MZLKW

Squares and roots of 129978432872960

• 129978432872960 squared (129978432872960²) is 16894393012110568759499161600
• 129978432872960 cubed (129978432872960³) is 2195906728054018061839928234374999310336000
• The square root of 129978432872960 is 11400808.4306754317
• The cube root of 129978432872960 is 50655.1686338231

Scales and comparisons

• 129,978,432,872,960 seconds is equal to 4,132,912 years, 6 weeks, 2 hours, 29 minutes, 20 seconds.
• To count from 1 to 129,978,432,872,960 would take you about ten million, three hundred thirty-two thousand, two hundred eighty 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 129978432872960 cubic inches would be around 4221.3 feet tall.

Recreational maths with 129978432872960

• 129978432872960 backwards is 069278234879921
• The number of decimal digits it has is: 15
• The sum of 129978432872960's digits is 77
• More coming soon!