21029229364

Names of 21029229364

• Cardinal: 21029229364 can be written as Twenty-one billion, twenty-nine million, two hundred twenty-nine thousand, three hundred sixty-four.

Scientific notation

• Scientific notation: 2.1029229364 × 10¹⁰

Factors of 21029229364

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 179

Divisors of 21029229364

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 11 13 17 22 26 34 44 47 52 68 89 94 121 143 178 187 188 221 242 286 356 374 442 484 517 572 611 748 799 884 979 1034 1157 1222 1513 1573 1598 1958 2057 2068 2209 2314 2431 2444 3026 3146 3196 3916 4114 4183 4418 4628 4862 5687 6052 6292 6721 8228 8366 8789 8836 9724 10387 10769 11374 12727 13442 16643 16732 17578 19669 20774 21538 22748 24299 25454 26741 26884 28717 33286 35156 37553 39338 41548 43076 46013 48598 50908 53482 54379 57434 66572 71111 73931 75106 78676 92026 96679 97196 106964 108758 114257 114868 139997 142222 147862 150212 183073 184052 193358 196601 216359 217516 228514 267289 279994 284444 295724 315887 366146 386716 393202 413083 432718 457028 488189 506143 534578 559988 598169 631774 732292 782221 786404 826166 865436 924443 976378 1012286 1069156 1196338 1256827 1263548 1564442 1652332 1848886 1952756 2024572 2162611 2379949 2392676 2513654 2555813 3128884 3342217 3474757 3697772 4325222 4543913 4759898 5027308 5111626 5370079 6579859 6684434 6949514 8604431 8650444 9087826 9519796 10168873 10223252 10740158 13159718 13368868 13899028 17208862 18175652 20337746 21480316 23788721 26319436 28113943 34417724 36764387 40675492 43448821 47577442 56227886 59070869 73528774 86897642 95154884 111857603 112455772 118141738 147057548 173795284 223715206 236283476 309253373 404408257 447430412 477937031 618506746 808816514 955874062 1237013492 1617633028 1911748124 5257307341 10514614682 21029229364
• Sum of all divisors σ(n): 47656735560
• Sum of proper divisors (its aliquot sum) s(n): 26627506196
• 21029229364 is an abundant number, because the sum of its proper divisors (26627506196) is greater than itself. Its abundance is 5598276832

Bases of 21029229364

• Binary: 10011100101011100001001001100110100₂
• Hexadecimal: 0x4E5709334
• Base-36: 9NS9D84

Squares and roots of 21029229364

• 21029229364 squared (21029229364²) is 442228487643719844496
• 21029229364 cubed (21029229364³) is 9299724297954624524064796980544
• The square root of 21029229364 is 145014.5832804411
• The cube root of 21029229364 is 2760.2036083427

Scales and comparisons

• 21,029,229,364 seconds is equal to 668 years, 34 weeks, 3 days, 20 hours, 36 minutes, 4 seconds.
• To count from 1 to 21,029,229,364 would take you about one thousand, three hundred thirty-seven 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 21029229364 cubic inches would be around 230 feet tall.

Recreational maths with 21029229364

• 21029229364 backwards is 46392292012
• The number of decimal digits it has is: 11
• The sum of 21029229364's digits is 40
• More coming soon!