20820211984

Names of 20820211984

• Cardinal: 20820211984 can be written as Twenty billion, eight hundred twenty million, two hundred eleven thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.0820211984 × 10¹⁰

Factors of 20820211984

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 103

Divisors of 20820211984

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 8 11 13 16 17 22 23 26 34 37 44 46 52 68 74 88 92 104 136 143 148 176 184 187 208 221 253 272 286 289 296 299 368 374 391 407 442 481 506 572 578 592 598 629 748 782 814 851 884 962 1012 1144 1156 1196 1258 1369 1496 1564 1628 1702 1768 1924 2024 2288 2312 2392 2431 2516 2738 2992 3128 3179 3256 3289 3404 3536 3757 3848 4048 4301 4624 4784 4862 5032 5083 5291 5476 6256 6358 6512 6578 6647 6808 6919 7514 7696 8177 8602 9361 9724 10064 10166 10582 10693 10952 11063 12716 13156 13294 13616 13838 14467 15028 15059 16354 17204 17797 18722 19448 20332 21164 21386 21904 22126 23273 25432 26312 26588 27676 28934 30056 30118 31487 32708 34408 35594 37444 38896 40664 41327 42328 42772 44252 46546 50864 52624 53176 55352 55913 57868 60112 60236 62974 65416 68816 71188 73117 74888 81328 82654 84656 85544 86411 88504 89947 93092 106352 110704 111826 115736 117623 120472 121693 125948 130832 139009 142376 146234 149776 159137 165308 171088 172822 177008 179894 186184 188071 195767 223652 231472 235246 240944 243386 245939 251896 256003 278018 284752 292468 302549 318274 330616 345644 346357 359788 372368 376142 391534 395641 409331 447304 470492 486772 491878 503792 512006 535279 556036 584936 605098 636548 661232 691288 692714 719576 752284 783068 791282 818662 894608 940984 950521 973544 983756 1024012 1070558 1112072 1169872 1210196 1273096 1382576 1385428 1439152 1504568 1529099 1566136 1582564 1637324 1881968 1901042 1947088 1967512 2048024 2068781 2141116 2224144 2420392 2546192 2705329 2770856 3009136 3058198 3132272 3165128 3197207 3274648 3328039 3802084 3935024 4096048 4137562 4282232 4352051 4502641 4840784 5143333 5410658 5541712 5888069 6116396 6330256 6394414 6549296 6656078 6958627 7604168 8275124 8564464 8704102 9005282 9099743 10286666 10821316 11776138 12232792 12788828 13312156 13917254 15208336 16550248 17408204 18010564 18199486 20573332 21642632 23552276 24465584 25577656 26624312 27834508 33100496 34816408 35169277 36021128 36398972 41146664 43285264 47104552 51155312 53248624 55669016 56576663 69632816 70338554 72042256 72797944 76544897 82293328 94209104 100097173 111338032 113153326 118296659 140677108 145595888 153089794 200194346 226306652 236593318 281354216 306179588 400388692 452613304 473186636 562708432 612359176 800777384 905226608 946373272 1224718352 1301263249 1601554768 1892746544 2602526498 5205052996 10410105992 20820211984
• Sum of all divisors σ(n): 53990169408
• Sum of proper divisors (its aliquot sum) s(n): 33169957424
• 20820211984 is an abundant number, because the sum of its proper divisors (33169957424) is greater than itself. Its abundance is 12349745440

Bases of 20820211984

• Binary: 10011011000111110110011100100010000₂
• Hexadecimal: 0x4D8FB3910
• Base-36: 9KBTEDS

Squares and roots of 20820211984

• 20820211984 squared (20820211984²) is 433481227058697216256
• 20820211984 cubed (20820211984³) is 9025171038446512853320610811904
• The square root of 20820211984 is 144292.1064507689
• The cube root of 20820211984 is 2751.0282428793

Scales and comparisons

• 20,820,211,984 seconds is equal to 662 years, 6 days, 16 hours, 13 minutes, 4 seconds.
• To count from 1 to 20,820,211,984 would take you about one thousand, three hundred twenty-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 20820211984 cubic inches would be around 229.3 feet tall.

Recreational maths with 20820211984

• 20820211984 backwards is 48911202802
• 20820211984 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20820211984's digits is 37
• More coming soon!