20730737664

Names of 20730737664

• Cardinal: 20730737664 can be written as Twenty billion, seven hundred thirty million, seven hundred thirty-seven thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 2.0730737664 × 10¹⁰

Factors of 20730737664

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1345

Divisors of 20730737664

• Number of divisors d(n): 528
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 19 21 24 26 28 32 36 38 39 42 48 52 56 57 63 64 72 76 78 84 91 96 104 112 114 117 126 128 133 144 152 156 168 171 182 192 208 224 228 234 247 252 256 266 273 288 304 312 336 342 364 384 399 416 448 456 468 494 504 512 532 546 576 608 624 672 684 728 741 768 798 819 832 896 912 936 988 1008 1024 1064 1092 1152 1197 1216 1248 1301 1344 1368 1456 1482 1536 1596 1638 1664 1729 1792 1824 1872 1976 2016 2128 2184 2223 2304 2394 2432 2496 2602 2688 2736 2912 2964 3072 3192 3276 3328 3458 3584 3648 3744 3903 3952 4032 4256 4368 4446 4608 4788 4864 4992 5187 5204 5376 5472 5824 5928 6384 6552 6656 6916 7168 7296 7488 7806 7904 8064 8512 8736 8892 9107 9216 9576 9728 9984 10374 10408 10752 10944 11648 11709 11856 12768 13104 13312 13832 14592 14976 15561 15612 15808 16128 16913 17024 17472 17784 18214 19152 19456 19968 20748 20816 21504 21888 23296 23418 23712 24719 25536 26208 27321 27664 29184 29952 31122 31224 31616 32256 33826 34048 34944 35568 36428 38304 39936 41496 41632 43776 46592 46836 47424 49438 50739 51072 52416 54642 55328 58368 59904 62244 62448 63232 64512 67652 68096 69888 71136 72856 74157 76608 81963 82992 83264 87552 93184 93672 94848 98876 101478 102144 104832 109284 110656 118391 119808 124488 124896 126464 135304 136192 139776 142272 145712 148314 152217 153216 163926 165984 166528 173033 175104 187344 189696 197752 202956 204288 209664 218568 221312 222471 236782 248976 249792 252928 270608 279552 284544 291424 296628 304434 306432 321347 327852 331968 333056 346066 355173 374688 379392 395504 405912 408576 419328 437136 442624 444942 473564 497952 499584 519099 541216 569088 582848 593256 608868 612864 642694 655704 663936 666112 692132 710346 749376 758784 791008 811824 838656 874272 885248 889884 947128 964041 995904 999168 1038198 1065519 1082432 1138176 1165696 1186512 1217736 1225728 1285388 1311408 1327872 1332224 1384264 1420692 1498752 1557297 1582016 1623648 1748544 1770496 1779768 1894256 1928082 1991808 1998336 2076396 2131038 2164864 2249429 2276352 2331392 2373024 2435472 2570776 2622816 2655744 2768528 2841384 2892123 2997504 3114594 3164032 3247296 3497088 3559536 3788512 3856164 3983616 3996672 4152792 4262076 4329728 4498858 4662784 4746048 4870944 5141552 5245632 5311488 5537056 5682768 5784246 5995008 6229188 6328064 6494592 6748287 6994176 7119072 7577024 7712328 7967232 8305584 8524152 8659456 8997716 9325568 9492096 9741888 10283104 10491264 11074112 11365536 11568492 11990016 12458376 12656128 12989184 13496574 13988352 14238144 15154048 15424656 15934464 16611168 17048304 17318912 17995432 18984192 19483776 20244861 20566208 20982528 22148224 22731072 23136984 24916752 25312256 25978368 26993148 27976704 28476288 30308096 30849312 33222336 34096608 35990864 37968384 38967552 40489722 41132416 41965056 44296448 45462144 46273968 49833504 51956736 53986296 56952576 60616192 61698624 66444672 68193216 71981728 75936768 77935104 80979444 82264832 83930112 88592896 90924288 92547936 99667008 107972592 113905152 121232384 123397248 132889344 136386432 143963456 155870208 161958888 164529664 177185792 181848576 185095872 199334016 215945184 227810304 246794496 265778688 272772864 287926912 323917776 329059328 363697152 370191744 398668032 431890368 493588992 531557376 545545728 575853824 647835552 740383488 797336064 863780736 987177984 1091091456 1151707648 1295671104 1480766976 1594672128 1727561472 2303415296 2591342208 2961533952 3455122944 5182684416 6910245888 10365368832 20730737664
• Sum of all divisors σ(n): 77610449280
• Sum of proper divisors (its aliquot sum) s(n): 56879711616
• 20730737664 is an abundant number, because the sum of its proper divisors (56879711616) is greater than itself. Its abundance is 36148973952

Bases of 20730737664

• Binary: 10011010011101001011111010000000000₂
• Hexadecimal: 0x4D3A5F400
• Base-36: 9IUJNK0

Squares and roots of 20730737664

• 20730737664 squared (20730737664²) is 429763484093588176896
• 20730737664 cubed (20730737664³) is 8909314046310813319683001810944
• The square root of 20730737664 is 143981.7268405959
• The cube root of 20730737664 is 2747.0817600363

Scales and comparisons

• 20,730,737,664 seconds is equal to 659 years, 9 weeks, 2 hours, 14 minutes, 24 seconds.
• To count from 1 to 20,730,737,664 would take you about one thousand, three hundred eighteen 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 20730737664 cubic inches would be around 228.9 feet tall.

Recreational maths with 20730737664

• 20730737664 backwards is 46673703702
• The number of decimal digits it has is: 11
• The sum of 20730737664's digits is 45
• More coming soon!