19967821164

Names of 19967821164

• Cardinal: 19967821164 can be written as Nineteen billion, nine hundred sixty-seven million, eight hundred twenty-one thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 1.9967821164 × 10¹⁰

Factors of 19967821164

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1458

Divisors of 19967821164

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 18 19 27 36 38 54 57 76 108 114 171 228 342 361 513 673 684 722 761 1026 1083 1346 1444 1522 2019 2052 2166 2283 2692 3044 3249 4038 4332 4566 6057 6498 6849 8076 9132 9747 12114 12787 12996 13698 14459 18171 19494 20547 24228 25574 27396 28918 36342 38361 38988 41094 43377 51148 57836 72684 76722 82188 86754 115083 130131 153444 173508 230166 242953 260262 274721 345249 390393 460332 485906 512153 520524 549442 690498 728859 780786 824163 971812 1024306 1098884 1380996 1457718 1536459 1561572 1648326 2048612 2186577 2472489 2915436 3072918 3296652 4373154 4609377 4944978 6145836 6559731 7417467 8746308 9218754 9730907 9889956 13119462 13828131 14834934 18437508 19461814 26238924 27656262 29192721 29669868 38923628 55312524 58385442 87578163 116770884 175156326 184887233 262734489 350312652 369774466 525468978 554661699 739548932 1050937956 1109323398 1663985097 2218646796 3327970194 4991955291 6655940388 9983910582 19967821164
• Sum of all divisors σ(n): 54789567840
• Sum of proper divisors (its aliquot sum) s(n): 34821746676
• 19967821164 is an abundant number, because the sum of its proper divisors (34821746676) is greater than itself. Its abundance is 14853925512

Bases of 19967821164

• Binary: 10010100110001011001100010101101100₂
• Hexadecimal: 0x4A62CC56C
• Base-36: 968BPF0

Squares and roots of 19967821164

• 19967821164 squared (19967821164²) is 398713882037486314896
• 19967821164 cubed (19967821164³) is 7961447492128718679940717258944
• The square root of 19967821164 is 141307.5410726547
• The cube root of 19967821164 is 2712.9610551525

Scales and comparisons

• 19,967,821,164 seconds is equal to 634 years, 47 weeks, 4 days, 59 minutes, 24 seconds.
• To count from 1 to 19,967,821,164 would take you about one thousand, two hundred sixty-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 19967821164 cubic inches would be around 226.1 feet tall.

Recreational maths with 19967821164

• 19967821164 backwards is 46112876991
• 19967821164 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19967821164's digits is 54
• More coming soon!