1989951300

Names of 1989951300

• Cardinal: 1989951300 can be written as One billion, nine hundred eighty-nine million, nine hundred fifty-one thousand, three hundred.

Scientific notation

• Scientific notation: 1.9899513 × 10⁹

Factors of 1989951300

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 347

Divisors of 1989951300

• Number of divisors d(n): 198
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 36 45 50 54 60 75 81 90 100 108 135 150 162 180 225 243 270 300 324 337 405 450 486 540 674 675 729 810 900 972 1011 1215 1348 1350 1458 1620 1685 2022 2025 2187 2430 2700 2916 3033 3370 3645 4044 4050 4374 4860 5055 6066 6075 6561 6740 7290 8100 8425 8748 9099 10110 10935 12132 12150 13122 14580 15165 16850 18198 18225 19683 20220 21870 24300 25275 26244 27297 30330 32805 33700 36396 36450 39366 43740 45495 50550 54594 54675 59049 60660 65610 72900 75825 78732 81891 90990 98415 101100 109188 109350 118098 131220 136485 151650 163782 164025 181980 196830 218700 227475 236196 245673 272970 295245 303300 327564 328050 393660 409455 454950 491346 492075 545940 590490 656100 682425 737019 818910 909900 982692 984150 1180980 1228365 1364850 1474038 1476225 1637820 1968300 2047275 2211057 2456730 2729700 2948076 2952450 3685095 4094550 4422114 4913460 5904900 6141825 6633171 7370190 8189100 8844228 11055285 12283650 13266342 14740380 18425475 19899513 22110570 24567300 26532684 33165855 36850950 39799026 44221140 55276425 66331710 73701900 79598052 99497565 110552850 132663420 165829275 198995130 221105700 331658550 397990260 497487825 663317100 994975650 1989951300
• Sum of all divisors σ(n): 6496475258
• Sum of proper divisors (its aliquot sum) s(n): 4506523958
• 1989951300 is an abundant number, because the sum of its proper divisors (4506523958) is greater than itself. Its abundance is 2516572658

Bases of 1989951300

• Binary: 1110110100111000011111101000100₂
• Hexadecimal: 0x769C3F44
• Base-36: WWRK90

Squares and roots of 1989951300

• 1989951300 squared (1989951300²) is 3959906176371690000
• 1989951300 cubed (1989951300³) is 7880020443548873798697000000
• The square root of 1989951300 is 44608.8701941665
• The cube root of 1989951300 is 1257.8074112701

Scales and comparisons

• 1,989,951,300 seconds is equal to 63 years, 14 weeks, 1 day, 20 hours, 15 minutes.
• To count from 1 to 1,989,951,300 would take you about one hundred twenty-six 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 1989951300 cubic inches would be around 104.8 feet tall.

Recreational maths with 1989951300

• 1989951300 backwards is 0031599891
• 1989951300 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1989951300's digits is 45
• More coming soon!