20340720

Names of 20340720

• Cardinal: 20340720 can be written as Twenty million, three hundred forty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.034072 × 10⁷

Factors of 20340720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 126

Divisors of 20340720

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 43 45 48 54 60 72 73 80 81 86 90 108 120 129 135 144 146 162 172 180 215 216 219 240 258 270 292 324 344 360 365 387 405 430 432 438 516 540 584 645 648 657 688 720 730 774 810 860 876 1032 1080 1095 1161 1168 1290 1296 1314 1460 1548 1620 1720 1752 1935 1971 2064 2160 2190 2322 2580 2628 2920 3096 3139 3240 3285 3440 3483 3504 3870 3942 4380 4644 5160 5256 5805 5840 5913 6192 6278 6480 6570 6966 7740 7884 8760 9288 9417 9855 10320 10512 11610 11826 12556 13140 13932 15480 15695 15768 17415 17520 18576 18834 19710 23220 23652 25112 26280 27864 28251 29565 30960 31390 31536 34830 37668 39420 46440 47085 47304 50224 52560 55728 56502 59130 62780 69660 75336 78840 84753 92880 94170 94608 113004 118260 125560 139320 141255 150672 157680 169506 188340 226008 236520 251120 254259 278640 282510 339012 376680 423765 452016 473040 508518 565020 678024 753360 847530 1017036 1130040 1271295 1356048 1695060 2034072 2260080 2542590 3390120 4068144 5085180 6780240 10170360 20340720
• Sum of all divisors σ(n): 73279536
• Sum of proper divisors (its aliquot sum) s(n): 52938816
• 20340720 is an abundant number, because the sum of its proper divisors (52938816) is greater than itself. Its abundance is 32598096

Bases of 20340720

• Binary: 1001101100101111111110000₂
• Hexadecimal: 0x1365FF0
• Base-36: C3Z00

Squares and roots of 20340720

• 20340720 squared (20340720²) is 413744890118400
• 20340720 cubed (20340720³) is 8415868961329141248000
• The square root of 20340720 is 4510.0687356181
• The cube root of 20340720 is 272.9745176071

Scales and comparisons

• 20,340,720 seconds is equal to 33 weeks, 4 days, 10 hours, 12 minutes.
• To count from 1 to 20,340,720 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 20340720 cubic inches would be around 22.7 feet tall.

Recreational maths with 20340720

• 20340720 backwards is 02704302
• 20340720 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20340720's digits is 18
• More coming soon!