80386020

Names of 80386020

• Cardinal: 80386020 can be written as Eighty million, three hundred eighty-six thousand and twenty.

Scientific notation

• Scientific notation: 8.038602 × 10⁷

Factors of 80386020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 381

Divisors of 80386020

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 13 15 18 20 22 26 27 30 33 36 39 44 45 52 54 55 60 65 66 78 81 90 99 108 110 117 130 132 135 143 156 162 165 180 195 198 220 234 260 270 286 297 324 330 347 351 390 396 405 429 468 495 540 572 585 594 660 694 702 715 780 810 858 891 990 1041 1053 1170 1188 1287 1388 1404 1430 1485 1620 1716 1735 1755 1782 1980 2082 2106 2145 2340 2574 2860 2970 3123 3470 3510 3564 3817 3861 4164 4212 4290 4455 4511 5148 5205 5265 5940 6246 6435 6940 7020 7634 7722 8580 8910 9022 9369 10410 10530 11451 11583 12492 12870 13533 15268 15444 15615 17820 18044 18738 19085 19305 20820 21060 22555 22902 23166 25740 27066 28107 31230 34353 37476 38170 38610 40599 45110 45804 46332 46845 49621 54132 56214 57255 57915 62460 67665 68706 76340 77220 81198 90220 93690 99242 103059 112428 114510 115830 121797 135330 137412 140535 148863 162396 171765 187380 198484 202995 206118 229020 231660 243594 248105 270660 281070 297726 309177 343530 365391 405990 412236 446589 487188 496210 515295 562140 595452 608985 618354 687060 730782 744315 811980 893178 992420 1030590 1217970 1236708 1339767 1461564 1488630 1545885 1786356 1826955 2061180 2232945 2435940 2679534 2977260 3091770 3653910 4019301 4465890 5359068 6183540 6698835 7307820 8038602 8931780 13397670 16077204 20096505 26795340 40193010 80386020
• Sum of all divisors σ(n): 297114048
• Sum of proper divisors (its aliquot sum) s(n): 216728028
• 80386020 is an abundant number, because the sum of its proper divisors (216728028) is greater than itself. Its abundance is 136342008

Bases of 80386020

• Binary: 100110010101001011111100100₂
• Hexadecimal: 0x4CA97E4
• Base-36: 1BUY90

Squares and roots of 80386020

• 80386020 squared (80386020²) is 6461912211440400
• 80386020 cubed (80386020³) is 519447404267092223208000
• The square root of 80386020 is 8965.8251154035
• The cube root of 80386020 is 431.5788720113

Scales and comparisons

• 80,386,020 seconds is equal to 2 years, 28 weeks, 6 days, 9 hours, 27 minutes.
• To count from 1 to 80,386,020 would take you about 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 80386020 cubic inches would be around 36 feet tall.

Recreational maths with 80386020

• 80386020 backwards is 02068308
• 80386020 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 80386020's digits is 27
• More coming soon!