3138105400

Names of 3138105400

• Cardinal: 3138105400 can be written as Three billion, one hundred thirty-eight million, one hundred five thousand, four hundred.

Scientific notation

• Scientific notation: 3.1381054 × 10⁹

Factors of 3138105400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7157

Divisors of 3138105400

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 20 25 40 47 50 94 100 188 200 235 376 470 940 1175 1880 2209 2350 4418 4700 7103 8836 9400 11045 14206 17672 22090 28412 35515 44180 55225 56824 71030 88360 110450 142060 177575 220900 284120 333841 355150 441800 667682 710300 1335364 1420600 1669205 2670728 3338410 6676820 8346025 13353640 15690527 16692050 31381054 33384100 62762108 66768200 78452635 125524216 156905270 313810540 392263175 627621080 784526350 1569052700 3138105400
• Sum of all divisors σ(n): 7455683520
• Sum of proper divisors (its aliquot sum) s(n): 4317578120
• 3138105400 is an abundant number, because the sum of its proper divisors (4317578120) is greater than itself. Its abundance is 1179472720

Bases of 3138105400

• Binary: 10111011000010111011000000111000₂
• Hexadecimal: 0xBB0BB038
• Base-36: 1FWCHMG

Squares and roots of 3138105400

• 3138105400 squared (3138105400²) is 9847705501509160000
• 3138105400 cubed (3138105400³) is 30903137811895603145464000000
• The square root of 3138105400 is 56018.7950602295
• The cube root of 3138105400 is 1464.0497746025

Scales and comparisons

• 3,138,105,400 seconds is equal to 99 years, 40 weeks, 4 days, 15 hours, 56 minutes, 40 seconds.
• To count from 1 to 3,138,105,400 would take you about one hundred ninety-nine 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 3138105400 cubic inches would be around 122 feet tall.

Recreational maths with 3138105400

• 3138105400 backwards is 0045018313
• 3138105400 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3138105400's digits is 25
• More coming soon!