1328125920

Names of 1328125920

• Cardinal: 1328125920 can be written as One billion, three hundred twenty-eight million, one hundred twenty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.32812592 × 10⁹

Factors of 1328125920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 251560

Divisors of 1328125920

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 66 80 88 96 110 120 132 160 165 176 220 240 264 330 352 440 480 528 660 880 1056 1320 1760 2640 5280 251539 503078 754617 1006156 1257695 1509234 2012312 2515390 2766929 3018468 3773085 4024624 5030780 5533858 6036936 7546170 8049248 8300787 10061560 11067716 12073872 13834645 15092340 16601574 20123120 22135432 24147744 27669290 30184680 33203148 40246240 41503935 44270864 55338580 60369360 66406296 83007870 88541728 110677160 120738720 132812592 166015740 221354320 265625184 332031480 442708640 664062960 1328125920
• Sum of all divisors σ(n): 4563941760
• Sum of proper divisors (its aliquot sum) s(n): 3235815840
• 1328125920 is an abundant number, because the sum of its proper divisors (3235815840) is greater than itself. Its abundance is 1907689920

Bases of 1328125920

• Binary: 1001111001010011001011111100000₂
• Hexadecimal: 0x4F2997E0
• Base-36: LYQCIO

Squares and roots of 1328125920

• 1328125920 squared (1328125920²) is 1763918459375846400
• 1328125920 cubed (1328125920³) is 2342705826663528625778688000
• The square root of 1328125920 is 36443.4619650769
• The cube root of 1328125920 is 1099.2076718485

Scales and comparisons

• 1,328,125,920 seconds is equal to 42 years, 11 weeks, 6 days, 19 hours, 52 minutes.
• To count from 1 to 1,328,125,920 would take you about eighty-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 1328125920 cubic inches would be around 91.6 feet tall.

Recreational maths with 1328125920

• 1328125920 backwards is 0295218231
• 1328125920 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1328125920's digits is 33
• More coming soon!