138312230670

Names of 138312230670

• Cardinal: 138312230670 can be written as One hundred thirty-eight billion, three hundred twelve million, two hundred thirty thousand, six hundred seventy.

Scientific notation

• Scientific notation: 1.3831223067 × 10¹¹

Factors of 138312230670

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1128

Divisors of 138312230670

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 79 90 135 158 237 270 395 474 711 790 1039 1185 1422 2078 2133 2370 3117 3555 4266 5195 6234 6241 7110 9351 10390 10665 12482 15585 18702 18723 21330 28053 31170 31205 37446 46755 56106 56169 62410 82081 93510 93615 112338 140265 164162 168507 187230 246243 280530 280845 337014 410405 492486 493039 561690 738729 820810 842535 986078 1231215 1477458 1479117 1685070 2216187 2462430 2465195 2958234 3693645 4432374 4437351 4930390 6484399 7387290 7395585 8874702 11080935 12968798 13312053 14791170 19453197 22161870 22186755 26624106 32421995 38906394 44373510 58359591 64843990 66560265 97265985 116719182 133120530 175078773 194531970 291797955 350157546 512267521 583595910 875393865 1024535042 1536802563 1750787730 2561337605 3073605126 4610407689 5122675210 7684012815 9220815378 13831223067 15368025630 23052038445 27662446134 46104076890 69156115335 138312230670
• Sum of all divisors σ(n): 373920768000
• Sum of proper divisors (its aliquot sum) s(n): 235608537330
• 138312230670 is an abundant number, because the sum of its proper divisors (235608537330) is greater than itself. Its abundance is 97296306660

Bases of 138312230670

• Binary: 10000000110100000011010010011100001110₂
• Hexadecimal: 0x20340D270E
• Base-36: 1RJFJ47I

Squares and roots of 138312230670

• 138312230670 squared (138312230670²) is 19130273152911288648900
• 138312230670 cubed (138312230670³) is 2645950753105574337653609441763000
• The square root of 138312230670 is 371903.5233363619
• The cube root of 138312230670 is 5171.5436563411

Scales and comparisons

• 138,312,230,670 seconds is equal to 4,397 years, 46 weeks, 6 days, 4 minutes, 30 seconds.
• To count from 1 to 138,312,230,670 would take you about eight thousand, seven hundred ninety-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 138312230670 cubic inches would be around 431 feet tall.

Recreational maths with 138312230670

• 138312230670 backwards is 076032213831
• The number of decimal digits it has is: 12
• The sum of 138312230670's digits is 36
• More coming soon!