21429276079758872

Names of 21429276079758872

• Cardinal: 21429276079758872 can be written as Twenty-one quadrillion, four hundred twenty-nine trillion, two hundred seventy-six billion, seventy-nine million, seven hundred fifty-eight thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 2.1429276079758872 × 10¹⁶

Factors of 21429276079758872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 7679

Divisors of 21429276079758872

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 13 26 52 104 127 169 254 338 508 676 1016 1352 1651 2197 3302 4394 6604 7537 8788 13208 15074 17576 21463 28561 30148 42926 57122 60296 85852 97981 114244 171704 195962 228488 279019 371293 391924 558038 742586 783848 957199 1116076 1273753 1485172 1914398 2232152 2547506 2970344 3627247 3828796 5095012 7254494 7657592 10190024 12443587 14508988 16558789 24887174 29017976 33117578 47154211 49774348 56806369 66235156 94308422 99548696 113612738 132470312 161766631 188616844 215264257 227225476 323533262 377233688 430528514 454450952 647066524 738482797 861057028 1294133048 1476965594 1722114056 2102966203 2798435341 2953931188 4205932406 5596870682 5907862376 7214408863 8411864812 9600276361 11193741364 14428817726 16823729624 19200552722 22387482728 27338560639 28857635452 38401105444 54677121278 57715270904 76802210888 93787315219 109354242556 124803592693 187574630438 218708485112 249607185386 355401288307 375149260876 499214370772 710802576614 750298521752 998428741544 1219235097847 1421605153228 1622446705009 2438470195694 2843210306456 3244893410018 4876940391388 6489786820036 9753880782776 12979573640072 15850056272011 21091807165117 31700112544022 42183614330234 63400225088044 84367228660468 126800450176088 168734457320936 206050731536143 412101463072286 824202926144572 1648405852289144 2678659509969859 5357319019939718 10714638039879436 21429276079758872
• Sum of all divisors σ(n): 43876771331016960
• Sum of proper divisors (its aliquot sum) s(n): 22447495251258088
• 21429276079758872 is an abundant number, because the sum of its proper divisors (22447495251258088) is greater than itself. Its abundance is 1018219171499216

Bases of 21429276079758872

• Binary: 1001100001000011101000000100100100001110001111000011000₂
• Hexadecimal: 0x4C21D024871E18
• Base-36: 5V01LIYDJIW

Squares and roots of 21429276079758872

• 21429276079758872 squared (21429276079758872²) is 459213873302525769434821662712384
• 21429276079758872 cubed (21429276079758872³) is 9840620870655236751691527542096038693088208270848
• The square root of 21429276079758872 is 146387417.7645021239
• The cube root of 21429276079758872 is 277759.6566676205

Scales and comparisons

• 21,429,276,079,758,872 seconds is equal to 681,384,694 years, 12 weeks, 21 hours, 54 minutes, 32 seconds.
• To count from 1 to 21,429,276,079,758,872 would take you about two billion, forty-four million, one hundred fifty-four thousand and eighty-two 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 21429276079758872 cubic inches would be around 23146.6 feet tall.

Recreational maths with 21429276079758872

• 21429276079758872 backwards is 27885797067292412
• The number of decimal digits it has is: 17
• The sum of 21429276079758872's digits is 86
• More coming soon!