164678834529197649

Names of 164678834529197649

• Cardinal: 164678834529197649 can be written as One hundred sixty-four quadrillion, six hundred seventy-eight trillion, eight hundred thirty-four billion, five hundred twenty-nine million, one hundred ninety-seven thousand, six hundred forty-nine.

Scientific notation

• Scientific notation: 1.64678834529197649 × 10¹⁷

Factors of 164678834529197649

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 143585336

Divisors of 164678834529197649

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 9 27 179 537 1611 4833 237701 713103 2139309 6417927 42548479 127645437 143347453 382936311 430042359 1148808933 1290127077 3870381231 25659194087 76977582261 230932746783 692798240349 34073832925553 102221498776659 306664496329977 919993488989931 6099216093673987 18297648281021961 54892944843065883 164678834529197649
• Sum of all divisors σ(n): 245332630877097600
• Sum of proper divisors (its aliquot sum) s(n): 80653796347899951
• 164678834529197649 is a deficient number, because the sum of its proper divisors (80653796347899951) is less than itself. Its deficiency is 84025038181297698

Bases of 164678834529197649

• Binary: 1001001001000011101000011100001010001000110101111001010001₂
• Hexadecimal: 0x2490E870A235E51
• Base-36: 191HRW6T6DE9

Squares and roots of 164678834529197649

• 164678834529197649 squared (164678834529197649²) is 27119118541894859865772683707127201
• 164678834529197649 cubed (164678834529197649³) is 4465944834938399448611909908091864736595953313150449
• The square root of 164678834529197649 is 405806400.3058572375
• The cube root of 164678834529197649 is 548124.5593582389

Scales and comparisons

• 164,678,834,529,197,649 seconds is equal to 5,236,277,552 years, 49 weeks, 2 days, 2 hours, 54 minutes, 9 seconds.
• To count from 1 to 164,678,834,529,197,649 would take you about fifteen billion, seven hundred eight million, eight hundred thirty-two thousand, six hundred fifty-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 164678834529197649 cubic inches would be around 45677 feet tall.

Recreational maths with 164678834529197649

• 164678834529197649 backwards is 946791925438876461
• The number of decimal digits it has is: 18
• The sum of 164678834529197649's digits is 99
• More coming soon!