30189421980

Names of 30189421980

• Cardinal: 30189421980 can be written as Thirty billion, one hundred eighty-nine million, four hundred twenty-one thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 3.018942198 × 10¹⁰

Factors of 30189421980

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 124972

Divisors of 30189421980

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 449 540 898 1347 1796 2245 2694 4041 4490 5388 6735 8082 8980 12123 13470 16164 20205 24246 26940 40410 48492 60615 80820 121230 124513 242460 249026 373539 498052 622565 747078 1120617 1245130 1494156 1867695 2241234 2490260 3361851 3735390 4482468 5603085 6723702 7470780 11206170 13447404 16809255 22412340 33618510 55906337 67237020 111812674 167719011 223625348 279531685 335438022 503157033 559063370 670876044 838595055 1006314066 1118126740 1509471099 1677190110 2012628132 2515785165 3018942198 3354380220 5031570330 6037884396 7547355495 10063140660 15094710990 30189421980
• Sum of all divisors σ(n): 94132584000
• Sum of proper divisors (its aliquot sum) s(n): 63943162020
• 30189421980 is an abundant number, because the sum of its proper divisors (63943162020) is greater than itself. Its abundance is 33753740040

Bases of 30189421980

• Binary: 11100000111011011100000010110011100₂
• Hexadecimal: 0x7076E059C
• Base-36: DVA0330

Squares and roots of 30189421980

• 30189421980 squared (30189421980²) is 911401199486507120400
• 30189421980 cubed (30189421980³) is 27514675404376322774030266392000
• The square root of 30189421980 is 173751.0344717407
• The cube root of 30189421980 is 3113.7585469213

Scales and comparisons

• 30,189,421,980 seconds is equal to 959 years, 48 weeks, 2 days, 14 hours, 33 minutes.
• To count from 1 to 30,189,421,980 would take you about one thousand, nine hundred nineteen 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 30189421980 cubic inches would be around 259.5 feet tall.

Recreational maths with 30189421980

• 30189421980 backwards is 08912498103
• 30189421980 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30189421980's digits is 45
• More coming soon!