31478534136

Names of 31478534136

• Cardinal: 31478534136 can be written as Thirty-one billion, four hundred seventy-eight million, five hundred thirty-four thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 3.1478534136 × 10¹⁰

Factors of 31478534136

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1141

Divisors of 31478534136

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 49 56 63 72 84 98 126 147 168 196 252 294 343 392 441 504 588 686 882 1029 1129 1176 1372 1764 2058 2258 2744 3087 3387 3528 4116 4516 6174 6774 7903 8232 9032 10161 12348 13548 15806 20322 23709 24696 27096 31612 40644 47418 55321 63224 71127 81288 94836 110642 142254 165963 189672 221284 284508 331926 387247 442568 497889 569016 663852 774494 995778 1161741 1274641 1327704 1548988 1991556 2323482 2549282 3097976 3485223 3823923 3983112 4646964 5098564 6970446 7647846 8922487 9293928 10197128 11471769 13940892 15295692 17844974 22943538 26767461 27881784 30591384 35689948 45887076 53534922 62457409 71379896 80302383 91774152 107069844 124914818 160604766 187372227 214139688 249829636 321209532 374744454 437201863 499659272 562116681 642419064 749488908 874403726 1124233362 1311605589 1498977816 1748807452 2248466724 2623211178 3497614904 3934816767 4496933448 5246422356 7869633534 10492844712 15739267068 31478534136
• Sum of all divisors σ(n): 99510138000
• Sum of proper divisors (its aliquot sum) s(n): 68031603864
• 31478534136 is an abundant number, because the sum of its proper divisors (68031603864) is greater than itself. Its abundance is 36553069728

Bases of 31478534136

• Binary: 11101010100010001000100111111111000₂
• Hexadecimal: 0x754444FF8
• Base-36: EGLI8E0

Squares and roots of 31478534136

• 31478534136 squared (31478534136²) is 990898111351317266496
• 31478534136 cubed (31478534136³) is 31192020023470369661960545107456
• The square root of 31478534136 is 177421.9099660467
• The cube root of 31478534136 is 3157.4622489531

Scales and comparisons

• 31,478,534,136 seconds is equal to 1,000 years, 47 weeks, 5 days, 21 hours, 15 minutes, 36 seconds.
• To count from 1 to 31,478,534,136 would take you about two thousand and one 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 31478534136 cubic inches would be around 263.1 feet tall.

Recreational maths with 31478534136

• 31478534136 backwards is 63143587413
• The number of decimal digits it has is: 11
• The sum of 31478534136's digits is 45
• More coming soon!