164345220

Names of 164345220

• Cardinal: 164345220 can be written as One hundred sixty-four million, three hundred forty-five thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.6434522 × 10⁸

Factors of 164345220

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 635

Divisors of 164345220

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 41 45 52 54 60 65 78 82 90 108 117 123 130 135 156 164 180 195 205 234 246 260 270 351 369 390 410 468 492 533 540 571 585 615 702 738 780 820 1066 1107 1142 1170 1230 1404 1476 1599 1713 1755 1845 2132 2214 2284 2340 2460 2665 2855 3198 3426 3510 3690 4428 4797 5139 5330 5535 5710 6396 6852 7020 7380 7423 7995 8565 9594 10278 10660 11070 11420 14391 14846 15417 15990 17130 19188 20556 22140 22269 23411 23985 25695 28782 29692 30834 31980 34260 37115 44538 46822 47970 51390 57564 61668 66807 70233 71955 74230 77085 89076 93644 95940 102780 111345 117055 133614 140466 143910 148460 154170 200421 210699 222690 234110 267228 280932 287820 304343 308340 334035 351165 400842 421398 445380 468220 608686 632097 668070 702330 801684 842796 913029 1002105 1053495 1217372 1264194 1336140 1404660 1521715 1826058 2004210 2106990 2528388 2739087 3043430 3160485 3652116 4008420 4213980 4565145 5478174 6086860 6320970 8217261 9130290 10956348 12641940 13695435 16434522 18260580 27390870 32869044 41086305 54781740 82172610 164345220
• Sum of all divisors σ(n): 565044480
• Sum of proper divisors (its aliquot sum) s(n): 400699260
• 164345220 is an abundant number, because the sum of its proper divisors (400699260) is greater than itself. Its abundance is 236354040

Bases of 164345220

• Binary: 1001110010111011010110000100₂
• Hexadecimal: 0x9CBB584
• Base-36: 2PUHL0

Squares and roots of 164345220

• 164345220 squared (164345220²) is 27009351336848400
• 164345220 cubed (164345220³) is 4438857787511644404648000
• The square root of 164345220 is 12819.7199657403
• The cube root of 164345220 is 547.7541698455

Scales and comparisons

• 164,345,220 seconds is equal to 5 years, 11 weeks, 5 days, 3 hours, 27 minutes.
• To count from 1 to 164,345,220 would take you about seven 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 164345220 cubic inches would be around 45.6 feet tall.

Recreational maths with 164345220

• 164345220 backwards is 022543461
• 164345220 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 164345220's digits is 27
• More coming soon!