164689872400

Names of 164689872400

• Cardinal: 164689872400 can be written as One hundred sixty-four billion, six hundred eighty-nine million, eight hundred seventy-two thousand, four hundred.

Scientific notation

• Scientific notation: 1.646898724 × 10¹¹

Factors of 164689872400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 307

Divisors of 164689872400

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 103 197 200 206 394 400 412 515 788 824 985 1030 1576 1648 1970 2060 2575 3152 3940 4120 4925 5150 7880 8240 9850 10300 10609 15760 19700 20291 20600 21218 38809 39400 40582 41200 42436 53045 77618 78800 81164 84872 101455 106090 155236 162328 169744 194045 202910 212180 265225 310472 324656 388090 405820 424360 507275 530450 620944 776180 811640 848720 970225 1014550 1060900 1552360 1623280 1940450 2029100 2089973 2121800 3104720 3880900 3997327 4058200 4179946 4243600 7761800 7994654 8116400 8359892 10449865 15523600 15989308 16719784 19986635 20899730 31978616 33439568 39973270 41799460 52249325 63957232 79946540 83598920 99933175 104498650 159893080 167197840 199866350 208997300 319786160 399732700 411724681 417994600 799465400 823449362 835989200 1598930800 1646898724 2058623405 3293797448 4117246810 6587594896 8234493620 10293117025 16468987240 20586234050 32937974480 41172468100 82344936200 164689872400
• Sum of all divisors σ(n): 401584593351
• Sum of proper divisors (its aliquot sum) s(n): 236894720951
• 164689872400 is an abundant number, because the sum of its proper divisors (236894720951) is greater than itself. Its abundance is 72204848551

Bases of 164689872400

• Binary: 10011001011000010010000000011000010000₂
• Hexadecimal: 0x2658480610
• Base-36: 23NO3ITS

Squares and roots of 164689872400

• 164689872400 squared (164689872400²) is 27122754071128281760000
• 164689872400 cubed (164689872400³) is 4466842907110697247085647424000000
• 164689872400 is a perfect square number. Its square root is 405820
• The cube root of 164689872400 is 5481.3680540253

Scales and comparisons

• 164,689,872,400 seconds is equal to 5,236 years, 32 weeks, 4 days, 18 hours, 46 minutes, 40 seconds.
• To count from 1 to 164,689,872,400 would take you about ten thousand, four hundred seventy-three 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 164689872400 cubic inches would be around 456.8 feet tall.

Recreational maths with 164689872400

• 164689872400 backwards is 004278986461
• The number of decimal digits it has is: 12
• The sum of 164689872400's digits is 55
• More coming soon!