1808031400

Names of 1808031400

• Cardinal: 1808031400 can be written as One billion, eight hundred eight million, thirty-one thousand, four hundred.

Scientific notation

• Scientific notation: 1.8080314 × 10⁹

Factors of 1808031400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 126

Divisors of 1808031400

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 25 28 35 40 49 50 53 56 59 70 98 100 106 118 140 175 196 200 212 236 245 265 280 295 350 371 392 413 424 472 490 530 590 700 742 826 980 1060 1180 1225 1325 1400 1475 1484 1652 1855 1960 2065 2120 2360 2450 2597 2650 2891 2950 2968 3127 3304 3481 3710 4130 4900 5194 5300 5782 5900 6254 6962 7420 8260 9275 9800 10325 10388 10600 11564 11800 12508 12985 13924 14455 14840 15635 16520 17405 18550 20650 20776 21889 23128 24367 25016 25970 27848 28910 31270 34810 37100 41300 43778 48734 51940 57820 62540 64925 69620 72275 74200 78175 82600 87025 87556 97468 103880 109445 115640 121835 125080 129850 139240 144550 153223 156350 170569 174050 175112 184493 194936 218890 243670 259700 289100 306446 312700 341138 348100 368986 437780 487340 519400 547225 578200 609175 612892 625400 682276 696200 737972 766115 852845 875560 922465 974680 1094450 1218350 1225784 1291451 1364552 1475944 1532230 1705690 1844930 2188900 2436700 2582902 3064460 3411380 3689860 3830575 4264225 4377800 4612325 4873400 5165804 6128920 6457255 6822760 7379720 7661150 8528450 9040157 9224650 10331608 12914510 15322300 17056900 18080314 18449300 25829020 30644600 32286275 34113800 36160628 36898600 45200785 51658040 64572550 72321256 90401570 129145100 180803140 226003925 258290200 361606280 452007850 904015700 1808031400
• Sum of all divisors σ(n): 5068127070
• Sum of proper divisors (its aliquot sum) s(n): 3260095670
• 1808031400 is an abundant number, because the sum of its proper divisors (3260095670) is greater than itself. Its abundance is 1452064270

Bases of 1808031400

• Binary: 1101011110001000101111010101000₂
• Hexadecimal: 0x6BC45EA8
• Base-36: TWGDYG

Squares and roots of 1808031400

• 1808031400 squared (1808031400²) is 3268977543385960000
• 1808031400 cubed (1808031400³) is 5910414044336677999144000000
• The square root of 1808031400 is 42520.9524822763
• The cube root of 1808031400 is 1218.2469222381

Scales and comparisons

• 1,808,031,400 seconds is equal to 57 years, 25 weeks, 3 days, 6 hours, 56 minutes, 40 seconds.
• To count from 1 to 1,808,031,400 would take you about one hundred fourteen 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 1808031400 cubic inches would be around 101.5 feet tall.

Recreational maths with 1808031400

• 1808031400 backwards is 0041308081
• 1808031400 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1808031400's digits is 25
• More coming soon!