16428578540

Names of 16428578540

• Cardinal: 16428578540 can be written as Sixteen billion, four hundred twenty-eight million, five hundred seventy-eight thousand, five hundred forty.

Scientific notation

• Scientific notation: 1.642857854 × 10¹⁰

Factors of 16428578540

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1258

Divisors of 16428578540

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 53 55 106 110 212 220 265 530 583 1060 1166 1187 2332 2374 2915 4748 5830 5935 11660 11870 13057 23740 26114 52228 62911 65285 125822 130570 251644 261140 314555 629110 692021 1258220 1384042 1408969 2768084 2817938 3460105 5635876 6920210 7044845 13840420 14089690 15498659 28179380 30997318 61994636 74675357 77493295 149350714 154986590 298701428 309973180 373376785 746753570 821428927 1493507140 1642857854 3285715708 4107144635 8214289270 16428578540
• Sum of all divisors σ(n): 38378832912
• Sum of proper divisors (its aliquot sum) s(n): 21950254372
• 16428578540 is an abundant number, because the sum of its proper divisors (21950254372) is greater than itself. Its abundance is 5521675832

Bases of 16428578540

• Binary: 1111010011001110000011011011101100₂
• Hexadecimal: 0x3D33836EC
• Base-36: 7JP5GBW

Squares and roots of 16428578540

• 16428578540 squared (16428578540²) is 269898192844948531600
• 16428578540 cubed (16428578540³) is 4434043658957302993648271864000
• The square root of 16428578540 is 128174.0166336373
• The cube root of 16428578540 is 2542.1431134391

Scales and comparisons

• 16,428,578,540 seconds is equal to 522 years, 19 weeks, 4 days, 14 hours, 2 minutes, 20 seconds.
• To count from 1 to 16,428,578,540 would take you about one thousand and forty-four 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 16428578540 cubic inches would be around 211.8 feet tall.

Recreational maths with 16428578540

• 16428578540 backwards is 04587582461
• The number of decimal digits it has is: 11
• The sum of 16428578540's digits is 50
• More coming soon!