19949948928

Names of 19949948928

• Cardinal: 19949948928 can be written as Nineteen billion, nine hundred forty-nine million, nine hundred forty-eight thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.9949948928 × 10¹⁰

Factors of 19949948928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 357

Divisors of 19949948928

• Number of divisors d(n): 624
• 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 96 104 112 114 117 126 128 133 144 152 156 168 171 182 192 208 224 228 234 247 252 256 266 273 288 304 312 313 336 342 364 384 399 416 448 456 468 494 504 512 532 546 576 608 624 626 672 684 728 741 768 798 819 832 896 912 936 939 988 1008 1024 1064 1092 1152 1197 1216 1248 1252 1344 1368 1456 1482 1536 1596 1638 1664 1729 1792 1824 1872 1878 1976 2016 2048 2128 2184 2191 2223 2304 2394 2432 2496 2504 2688 2736 2817 2912 2964 3072 3192 3276 3328 3458 3584 3648 3744 3756 3952 4032 4069 4096 4256 4368 4382 4446 4608 4788 4864 4992 5008 5187 5376 5472 5634 5824 5928 5947 6144 6384 6552 6573 6656 6916 7168 7296 7488 7512 7904 8064 8138 8512 8736 8764 8892 9216 9576 9728 9984 10016 10374 10752 10944 11268 11648 11856 11894 12207 12288 12768 13104 13146 13312 13832 14336 14592 14976 15024 15561 15808 16128 16276 17024 17472 17528 17784 17841 18432 19152 19456 19719 19968 20032 20748 21504 21888 22536 23296 23712 23788 24414 25536 26208 26292 26624 27664 28483 28672 29184 29952 30048 31122 31616 32256 32552 34048 34944 35056 35568 35682 36621 36864 38304 38912 39438 39936 40064 41496 41629 43008 43776 45072 46592 47424 47576 48828 51072 52416 52584 53248 53523 55328 56966 58368 59904 60096 62244 63232 64512 65104 68096 69888 70112 71136 71364 73242 76608 77311 77824 78876 79872 80128 82992 83258 85449 86016 87552 90144 93184 94848 95152 97656 102144 104832 105168 107046 110656 113932 116736 119808 120192 124488 124887 126464 129024 130208 136192 139776 140224 142272 142728 146484 153216 154622 157752 159744 160256 165984 166516 170898 175104 180288 186368 189696 190304 195312 204288 209664 210336 214092 221312 227864 231933 233472 239616 240384 248976 249774 252928 256347 258048 260416 272384 279552 280448 284544 285456 292968 306432 309244 315504 320512 331968 333032 341796 350208 360576 372736 374661 379392 380608 390624 408576 419328 420672 428184 442624 455728 463866 479232 480768 497952 499548 505856 512694 520832 541177 544768 559104 560896 569088 570912 585936 612864 618488 631008 641024 663936 666064 683592 695799 700416 721152 749322 758784 761216 781248 817152 838656 841344 856368 885248 911456 927732 961536 995904 999096 1011712 1025388 1041664 1082354 1118208 1121792 1138176 1141824 1171872 1225728 1236976 1262016 1282048 1327872 1332128 1367184 1391598 1442304 1498644 1517568 1522432 1562496 1623531 1634304 1677312 1682688 1712736 1770496 1822912 1855464 1923072 1991808 1998192 2050776 2083328 2164708 2243584 2276352 2283648 2343744 2451456 2473952 2524032 2655744 2664256 2734368 2783196 2884608 2997288 3035136 3044864 3124992 3247062 3354624 3365376 3425472 3540992 3645824 3710928 3846144 3983616 3996384 4101552 4166656 4329416 4487168 4552704 4567296 4687488 4870593 4902912 4947904 5048064 5311488 5328512 5468736 5566392 5769216 5994576 6089728 6249984 6494124 6730752 6850944 7081984 7291648 7421856 7967232 7992768 8203104 8333312 8658832 8974336 9105408 9134592 9374976 9741186 9895808 10096128 10622976 10657024 10937472 11132784 11538432 11989152 12179456 12499968 12988248 13461504 13701888 14583296 14843712 15934464 15985536 16406208 16666624 17317664 18269184 18749952 19482372 19791616 20192256 21245952 21314048 21874944 22265568 23978304 24358912 24999936 25976496 26923008 27403776 29166592 29687424 31868928 31971072 32812416 34635328 36538368 37499904 38964744 39583232 40384512 42628096 43749888 44531136 47956608 49999872 51952992 54807552 58333184 59374848 63737856 63942144 65624832 69270656 73076736 74999808 77929488 79166464 80769024 85256192 87499776 89062272 95913216 103905984 109615104 116666368 118749696 127884288 131249664 138541312 149999616 155858976 158332928 170512384 174999552 178124544 191826432 207811968 219230208 237499392 255768576 262499328 277082624 311717952 316665856 349999104 356249088 383652864 415623936 474998784 511537152 524998656 554165248 623435904 712498176 767305728 831247872 949997568 1049997312 1108330496 1246871808 1424996352 1534611456 1662495744 2216660992 2493743616 2849992704 3324991488 4987487232 6649982976 9974974464 19949948928
• Sum of all divisors σ(n): 74895882880
• Sum of proper divisors (its aliquot sum) s(n): 54945933952
• 19949948928 is an abundant number, because the sum of its proper divisors (54945933952) is greater than itself. Its abundance is 34995985024

Bases of 19949948928

• Binary: 10010100101000111000001000000000000₂
• Hexadecimal: 0x4A51C1000
• Base-36: 95XON40

Squares and roots of 19949948928

• 19949948928 squared (19949948928²) is 398000462229808349184
• 19949948928 cubed (19949948928³) is 7940088894805069565448790474752
• The square root of 19949948928 is 141244.2881252195
• The cube root of 19949948928 is 2712.1513999065

Scales and comparisons

• 19,949,948,928 seconds is equal to 634 years, 18 weeks, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 19,949,948,928 would take you about one thousand, two hundred sixty-eight 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 19949948928 cubic inches would be around 226 feet tall.

Recreational maths with 19949948928

• 19949948928 backwards is 82984994991
• 19949948928 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19949948928's digits is 72
• More coming soon!