1820380419

Names of 1820380419

• Cardinal: 1820380419 can be written as One billion, eight hundred twenty million, three hundred eighty thousand, four hundred nineteen.

Scientific notation

• Scientific notation: 1.820380419 × 10⁹

Factors of 1820380419

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 352

Divisors of 1820380419

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 9 11 13 27 31 33 39 67 93 99 117 143 201 227 279 297 341 351 403 429 603 681 737 837 871 1023 1209 1287 1809 2043 2077 2211 2497 2613 2951 3069 3627 3861 4433 6129 6231 6633 7037 7491 7839 8853 9207 9581 10881 13299 15209 18693 19899 21111 22473 22847 23517 26559 27001 28743 32461 39897 45627 56079 63333 67419 68541 77407 79677 81003 86229 91481 97383 119691 136881 167299 189999 197717 205623 232221 243009 258687 274443 292149 297011 410643 471479 501897 593151 616869 696663 729027 823329 876447 891033 1006291 1414437 1505691 1779453 2089989 2174887 2469987 2673099 3018873 4243311 4517073 5186269 5338359 6129227 6524661 8019297 9056619 12729933 15558807 18387681 19573983 27169857 46676421 55163043 58721949 67421497 140029263 165489129 202264491 606793473 1820380419
• Sum of all divisors σ(n): 3333980160
• Sum of proper divisors (its aliquot sum) s(n): 1513599741
• 1820380419 is a deficient number, because the sum of its proper divisors (1513599741) is less than itself. Its deficiency is 306780678

Bases of 1820380419

• Binary: 1101100100000001100110100000011₂
• Hexadecimal: 0x6C80CD03
• Base-36: U3T2IR

Squares and roots of 1820380419

• 1820380419 squared (1820380419²) is 3313784869878615561
• 1820380419 cubed (1820380419³) is 6032349089905494674073100059
• The square root of 1820380419 is 42665.9163618923
• The cube root of 1820380419 is 1221.0142106055

Scales and comparisons

• 1,820,380,419 seconds is equal to 57 years, 45 weeks, 6 days, 5 hours, 13 minutes, 39 seconds.
• To count from 1 to 1,820,380,419 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 1820380419 cubic inches would be around 101.8 feet tall.

Recreational maths with 1820380419

• 1820380419 backwards is 9140830281
• The number of decimal digits it has is: 10
• The sum of 1820380419's digits is 36
• More coming soon!