21589193472

Names of 21589193472

• Cardinal: 21589193472 can be written as Twenty-one billion, five hundred eighty-nine million, one hundred ninety-three thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1589193472 × 10¹⁰

Factors of 21589193472

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2221

Divisors of 21589193472

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 44 48 56 64 66 77 84 88 96 112 128 132 154 168 176 181 192 224 231 256 264 308 336 352 362 384 448 462 528 543 616 672 704 724 768 896 924 1056 1086 1232 1267 1344 1408 1448 1792 1848 1991 2017 2112 2172 2464 2534 2688 2816 2896 3696 3801 3982 4034 4224 4344 4928 5068 5376 5792 5973 6051 7392 7602 7964 8068 8448 8688 9856 10136 11584 11946 12102 13937 14119 14784 15204 15928 16136 17376 19712 20272 22187 23168 23892 24204 27874 28238 29568 30408 31856 32272 34752 40544 41811 42357 44374 46336 47784 48408 55748 56476 59136 60816 63712 64544 66561 69504 81088 83622 84714 88748 95568 96816 111496 112952 121632 127424 129088 133122 139008 155309 162176 167244 169428 177496 191136 193632 222992 225904 243264 254848 258176 266244 310618 324352 334488 338856 354992 365077 382272 387264 445984 451808 465927 486528 509696 516352 532488 621236 668976 677712 709984 730154 764544 774528 891968 903616 931854 973056 1064976 1095231 1242472 1337952 1355424 1419968 1460308 1529088 1549056 1783936 1807232 1863708 2129952 2190462 2484944 2555539 2675904 2710848 2839936 2920616 3567872 3614464 3727416 4015847 4259904 4380924 4969888 5111078 5351808 5421696 5679872 5841232 7454832 7666617 8031694 8519808 8761848 9939776 10222156 10703616 10843392 11682464 12047541 14909664 15333234 16063388 17039616 17523696 19879552 20444312 23364928 24095082 28110929 29819328 30666468 32126776 35047392 39759104 40888624 46729856 48190164 56221858 59638656 61332936 64253552 70094784 81777248 84332787 93459712 96380328 112443716 119277312 122665872 128507104 140189568 163554496 168665574 192760656 224887432 245331744 257014208 280379136 327108992 337331148 385521312 449774864 490663488 514028416 654217984 674662296 771042624 899549728 981326976 1028056832 1349324592 1542085248 1799099456 1962653952 2698649184 3084170496 3598198912 5397298368 7196397824 10794596736 21589193472
• Sum of all divisors σ(n): 72068365824
• Sum of proper divisors (its aliquot sum) s(n): 50479172352
• 21589193472 is an abundant number, because the sum of its proper divisors (50479172352) is greater than itself. Its abundance is 28889978880

Bases of 21589193472

• Binary: 10100000110110100001111001100000000₂
• Hexadecimal: 0x506D0F300
• Base-36: 9X1NCAO

Squares and roots of 21589193472

• 21589193472 squared (21589193472²) is 466093274771447414784
• 21589193472 cubed (21589193472³) is 10062577885038834819246009090048
• The square root of 21589193472 is 146932.6154126441
• The cube root of 21589193472 is 2784.4887832511

Scales and comparisons

• 21,589,193,472 seconds is equal to 686 years, 24 weeks, 2 days, 22 hours, 11 minutes, 12 seconds.
• To count from 1 to 21,589,193,472 would take you about one thousand, three hundred seventy-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 21589193472 cubic inches would be around 232 feet tall.

Recreational maths with 21589193472

• 21589193472 backwards is 27439198512
• The number of decimal digits it has is: 11
• The sum of 21589193472's digits is 51
• More coming soon!