1819130220

Names of 1819130220

• Cardinal: 1819130220 can be written as One billion, eight hundred nineteen million, one hundred thirty thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.81913022 × 10⁹

Factors of 1819130220

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 336

Divisors of 1819130220

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 30 31 34 36 45 51 60 62 68 85 90 93 102 124 127 151 153 155 170 180 186 204 254 255 279 302 306 310 340 372 381 453 465 508 510 527 558 604 612 620 635 755 762 765 906 930 1020 1054 1116 1143 1270 1359 1395 1510 1524 1530 1581 1812 1860 1905 2108 2159 2265 2286 2540 2567 2635 2718 2790 3020 3060 3162 3810 3937 4318 4530 4572 4681 4743 5134 5270 5436 5580 5715 6324 6477 6795 7620 7701 7874 7905 8636 9060 9362 9486 10268 10540 10795 11430 11811 12835 12954 13590 14043 15402 15748 15810 18724 18972 19177 19431 19685 21590 22860 23103 23405 23622 23715 25670 25908 27180 28086 30804 31620 32385 35433 38354 38505 38862 39370 42129 43180 46206 46810 47244 47430 51340 56172 57531 59055 64770 66929 70215 70866 76708 77010 77724 78740 79577 84258 92412 93620 94860 95885 97155 115062 115515 118110 129540 133858 140430 141732 154020 159154 168516 172593 177165 191770 194310 200787 210645 230124 231030 236220 238731 267716 280860 287655 318308 326009 334645 345186 354330 383540 388620 397885 401574 421290 462060 477462 575310 594487 602361 652018 669290 690372 708660 716193 795770 803148 842580 862965 954924 978027 1003935 1150620 1188974 1193655 1204722 1304036 1338580 1432386 1591540 1630045 1725930 1783461 1956054 2007870 2377948 2387310 2409444 2864772 2934081 2972435 3011805 3260090 3451860 3566922 3580965 3912108 4015740 4774620 4890135 5350383 5868162 5944870 6023610 6520180 7133844 7161930 8917305 9780270 10106279 10700766 11736324 11889740 12047220 14323860 14670405 17834610 19560540 20212558 21401532 26751915 29340810 30318837 35669220 40425116 50531395 53503830 58681620 60637674 90956511 101062790 107007660 121275348 151594185 181913022 202125580 303188370 363826044 454782555 606376740 909565110 1819130220
• Sum of all divisors σ(n): 6118834176
• Sum of proper divisors (its aliquot sum) s(n): 4299703956
• 1819130220 is an abundant number, because the sum of its proper divisors (4299703956) is greater than itself. Its abundance is 2480573736

Bases of 1819130220

• Binary: 1101100011011011011100101101100₂
• Hexadecimal: 0x6C6DB96C
• Base-36: U329V0

Squares and roots of 1819130220

• 1819130220 squared (1819130220²) is 3309234757317248400
• 1819130220 cubed (1819130220³) is 6019928952110172691686648000
• The square root of 1819130220 is 42651.2628183505
• The cube root of 1819130220 is 1220.7346242947

Scales and comparisons

• 1,819,130,220 seconds is equal to 57 years, 43 weeks, 5 days, 17 hours, 57 minutes.
• To count from 1 to 1,819,130,220 would take you about one hundred fifteen 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 1819130220 cubic inches would be around 101.7 feet tall.

Recreational maths with 1819130220

• 1819130220 backwards is 0220319181
• The number of decimal digits it has is: 10
• The sum of 1819130220's digits is 27
• More coming soon!