20988340272

Names of 20988340272

• Cardinal: 20988340272 can be written as Twenty billion, nine hundred eighty-eight million, three hundred forty thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.0988340272 × 10¹⁰

Factors of 20988340272

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 331

Divisors of 20988340272

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 36 38 48 54 57 61 72 76 81 89 108 114 122 144 152 157 162 171 178 183 216 228 244 267 304 314 324 342 356 366 432 456 471 488 513 534 549 628 648 684 712 732 801 912 942 976 1026 1068 1098 1159 1256 1296 1368 1413 1424 1464 1539 1602 1647 1691 1884 2052 2136 2196 2318 2403 2512 2736 2826 2928 2983 3078 3204 3294 3382 3477 3768 4104 4239 4272 4392 4636 4806 4941 5073 5429 5652 5966 6156 6408 6588 6764 6954 7209 7536 8208 8478 8784 8949 9272 9577 9612 9882 10146 10431 10858 11304 11932 12312 12717 12816 13176 13528 13908 13973 14418 15219 16287 16956 17898 18544 19154 19224 19764 20292 20862 21716 22608 23864 24624 25434 26352 26847 27056 27816 27946 28731 28836 30438 31293 32574 33912 35796 38308 38448 39528 40584 41724 41919 43432 45657 47728 48861 50868 53694 55632 55892 57462 57672 60876 62586 65148 67824 71592 76616 79056 80541 81168 83448 83838 86193 86864 91314 93879 97722 101736 103151 107388 111784 114924 115344 121752 125172 125757 130296 136971 143184 146583 153232 161082 166896 167676 172386 181963 182628 187758 195444 203472 206302 214776 223568 229848 241623 243504 250344 251514 258579 260592 265487 273942 293166 309453 322164 335352 344772 363926 365256 375516 377271 390888 412604 429552 439749 459696 483246 500688 503028 517158 530974 545889 547884 586332 618906 644328 670704 689544 727852 730512 751032 754542 775737 781776 796461 825208 852353 879498 928359 966492 1006056 1034316 1061948 1091778 1095768 1131813 1172664 1237812 1288656 1379088 1455704 1502064 1509084 1551474 1592922 1637667 1650416 1704706 1758996 1856718 1932984 2012112 2068632 2123896 2183556 2191536 2263626 2345328 2389383 2475624 2557059 2785077 2911408 3018168 3102948 3185844 3275334 3409412 3517992 3713436 3865968 4137264 4247792 4367112 4527252 4778766 4913001 4951248 5114118 5570154 6036336 6205896 6371688 6550668 6818824 7035984 7168149 7426872 7671177 8355231 8734224 9054504 9557532 9826002 10228236 11140308 12411792 12743376 13101336 13637648 14336298 14739003 14853744 15342354 16194707 16710462 18109008 19115064 19652004 20456472 21504447 22280616 23013531 26202672 28672596 29478006 30684708 32389414 33420924 38230128 39304008 40912944 43008894 44561232 46027062 48584121 57345192 58956012 61369416 64778828 66841848 69040593 78608016 86017788 92054124 97168242 114690384 117912024 122738832 129557656 133683696 138081186 145752363 172035576 184108248 194336484 235824048 259115312 276162372 291504726 344071152 368216496 388672968 437257089 552324744 583009452 777345936 874514178 1104649488 1166018904 1311771267 1749028356 2332037808 2623542534 3498056712 5247085068 6996113424 10494170136 20988340272
• Sum of all divisors σ(n): 66140632800
• Sum of proper divisors (its aliquot sum) s(n): 45152292528
• 20988340272 is an abundant number, because the sum of its proper divisors (45152292528) is greater than itself. Its abundance is 24163952256

Bases of 20988340272

• Binary: 10011100011000000001010100000110000₂
• Hexadecimal: 0x4E300A830
• Base-36: 9N3WZ00

Squares and roots of 20988340272

• 20988340272 squared (20988340272²) is 440510427373257033984
• 20988340272 cubed (20988340272³) is 9245582743074061782173659803648
• The square root of 20988340272 is 144873.5319925621
• The cube root of 20988340272 is 2758.4134738279

Scales and comparisons

• 20,988,340,272 seconds is equal to 667 years, 18 weeks, 6 days, 14 hours, 31 minutes, 12 seconds.
• To count from 1 to 20,988,340,272 would take you about one thousand, three hundred thirty-four 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 20988340272 cubic inches would be around 229.9 feet tall.

Recreational maths with 20988340272

• 20988340272 backwards is 27204388902
• The number of decimal digits it has is: 11
• The sum of 20988340272's digits is 45
• More coming soon!