19804336728

Names of 19804336728

• Cardinal: 19804336728 can be written as Nineteen billion, eight hundred four million, three hundred thirty-six thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.9804336728 × 10¹⁰

Factors of 19804336728

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6366

Divisors of 19804336728

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 11 12 17 19 22 24 33 34 37 38 44 51 57 66 68 74 76 88 102 111 114 132 136 148 152 187 204 209 222 228 264 296 323 374 407 408 418 444 456 561 627 629 646 703 748 814 836 888 969 1122 1221 1254 1258 1292 1406 1496 1628 1672 1887 1938 2109 2244 2442 2508 2516 2584 2812 3256 3553 3774 3876 4218 4488 4884 5016 5032 5624 6277 6919 7106 7548 7733 7752 8436 9768 10659 11951 12554 13838 14212 15096 15466 16872 18831 20757 21318 23199 23902 25108 27676 28424 30932 35853 37662 41514 42636 46398 47804 50216 55352 61864 69047 71706 75324 83028 85272 92796 95608 106709 119263 131461 138094 143412 150648 166056 185592 207141 213418 232249 238526 262922 276188 286824 320127 357789 394383 414282 426836 464498 477052 525844 552376 640254 696747 715578 788766 828564 853672 928996 954104 1051688 1173799 1280508 1311893 1393494 1431156 1577532 1657128 1857992 2027471 2347598 2554739 2561016 2623786 2786988 2862312 3155064 3521397 3935679 3948233 4054942 4412731 4695196 5109478 5247572 5573976 6082413 7042794 7664217 7871358 7896466 8109884 8825462 9390392 10218956 10495144 11844699 12164826 13238193 14085588 15328434 15742716 15792932 16219768 17650924 20437912 22302181 23689398 24329652 26476386 28171176 30656868 31485432 31585864 35301848 43430563 44604362 47378796 48540041 48659304 52952772 61313736 66906543 75016427 86861126 89208724 94757592 97080082 105905544 130291689 133813086 145620123 150032854 173722252 178417448 194160164 225049281 260583378 267626172 291240246 300065708 347444504 388320328 450098562 521166756 535252344 582480492 600131416 825180697 900197124 1042333512 1164960984 1650361394 1800394248 2475542091 3300722788 4951084182 6601445576 9902168364 19804336728
• Sum of all divisors σ(n): 61835788800
• Sum of proper divisors (its aliquot sum) s(n): 42031452072
• 19804336728 is an abundant number, because the sum of its proper divisors (42031452072) is greater than itself. Its abundance is 22227115344

Bases of 19804336728

• Binary: 10010011100011011100011001001011000₂
• Hexadecimal: 0x49C6E3258
• Base-36: 93IZO0O

Squares and roots of 19804336728

• 19804336728 squared (19804336728²) is 392211753236009745984
• 19804336728 cubed (19804336728³) is 7767493629765180664556881700352
• The square root of 19804336728 is 140727.8818429383
• The cube root of 19804336728 is 2705.5367283879

Scales and comparisons

• 19,804,336,728 seconds is equal to 629 years, 37 weeks, 1 day, 20 hours, 38 minutes, 48 seconds.
• To count from 1 to 19,804,336,728 would take you about one thousand, two hundred fifty-nine 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 19804336728 cubic inches would be around 225.5 feet tall.

Recreational maths with 19804336728

• 19804336728 backwards is 82763340891
• 19804336728 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19804336728's digits is 51
• More coming soon!