180139381320

Names of 180139381320

• Cardinal: 180139381320 can be written as One hundred eighty billion, one hundred thirty-nine million, three hundred eighty-one thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.8013938132 × 10¹¹

Factors of 180139381320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 117690

Divisors of 180139381320

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 14557 29114 43671 58228 72785 87342 103123 116456 145570 174684 206246 218355 291140 309369 349368 412492 436710 515615 582280 618738 824984 873420 1031230 1237476 1546845 1746840 2062460 2474952 3093690 4124920 6187380 12374760 1501161511 3002323022 4503484533 6004646044 7505807555 9006969066 12009292088 15011615110 18013938132 22517422665 30023230220 36027876264 45034845330 60046460440 90069690660 180139381320
• Sum of all divisors σ(n): 540460509120
• Sum of proper divisors (its aliquot sum) s(n): 360321127800
• 180139381320 is an abundant number, because the sum of its proper divisors (360321127800) is greater than itself. Its abundance is 180181746480

Bases of 180139381320

• Binary: 10100111110001001001001101001001001000₂
• Hexadecimal: 0x29F124D248
• Base-36: 2AR6C47C

Squares and roots of 180139381320

• 180139381320 squared (180139381320²) is 32450196702352364942400
• 180139381320 cubed (180139381320³) is 5845558357674059209362793435968000
• The square root of 180139381320 is 424428.2993863627
• The cube root of 180139381320 is 5647.6731622141

Scales and comparisons

• 180,139,381,320 seconds is equal to 5,727 years, 45 weeks, 3 days, 13 hours, 2 minutes.
• To count from 1 to 180,139,381,320 would take you about eleven thousand, four hundred fifty-five 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 180139381320 cubic inches would be around 470.6 feet tall.

Recreational maths with 180139381320

• 180139381320 backwards is 023183931081
• The number of decimal digits it has is: 12
• The sum of 180139381320's digits is 39
• More coming soon!