20206620

Names of 20206620

• Cardinal: 20206620 can be written as Twenty million, two hundred six thousand, six hundred twenty.

Scientific notation

• Scientific notation: 2.020662 × 10⁷

Factors of 20206620

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 125

Divisors of 20206620

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 29 30 35 36 42 45 49 58 60 63 70 79 84 87 90 98 105 116 126 140 145 147 158 174 180 196 203 210 237 245 252 261 290 294 315 316 348 395 406 420 435 441 474 490 522 553 580 588 609 630 711 735 790 812 870 882 948 980 1015 1044 1106 1185 1218 1260 1305 1421 1422 1470 1580 1659 1740 1764 1827 2030 2205 2212 2291 2370 2436 2610 2765 2842 2844 2940 3045 3318 3555 3654 3871 4060 4263 4410 4582 4740 4977 5220 5530 5684 6090 6636 6873 7105 7110 7308 7742 8295 8526 8820 9135 9164 9954 11060 11455 11613 12180 12789 13746 14210 14220 15484 16037 16590 17052 18270 19355 19908 20619 21315 22910 23226 24885 25578 27492 28420 32074 33180 34365 34839 36540 38710 41238 42630 45820 46452 48111 49770 51156 58065 63945 64148 68730 69678 77420 80185 82476 85260 96222 99540 103095 112259 116130 127890 137460 139356 144333 160370 174195 192444 206190 224518 232260 240555 255780 288666 320740 336777 348390 412380 449036 481110 561295 577332 673554 696780 721665 962220 1010331 1122590 1347108 1443330 1683885 2020662 2245180 2886660 3367770 4041324 5051655 6735540 10103310 20206620
• Sum of all divisors σ(n): 74692800
• Sum of proper divisors (its aliquot sum) s(n): 54486180
• 20206620 is an abundant number, because the sum of its proper divisors (54486180) is greater than itself. Its abundance is 34279560

Bases of 20206620

• Binary: 1001101000101010000011100₂
• Hexadecimal: 0x134541C
• Base-36: C13J0

Squares and roots of 20206620

• 20206620 squared (20206620²) is 408307491824400
• 20206620 cubed (20206620³) is 8250514330448757528000
• The square root of 20206620 is 4495.1774158535
• The cube root of 20206620 is 272.3733159705

Scales and comparisons

• 20,206,620 seconds is equal to 33 weeks, 2 days, 20 hours, 57 minutes.
• To count from 1 to 20,206,620 would take you about fifty weeks!

  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 20206620 cubic inches would be around 22.7 feet tall.

Recreational maths with 20206620

• 20206620 backwards is 02660202
• 20206620 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20206620's digits is 18
• More coming soon!