31890186738432

Names of 31890186738432

• Cardinal: 31890186738432 can be written as Thirty-one trillion, eight hundred ninety billion, one hundred eighty-six million, seven hundred thirty-eight thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 3.1890186738432 × 10¹³

Factors of 31890186738432

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 26772262

Divisors of 31890186738432

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 47 48 64 66 72 88 94 96 99 128 132 141 144 176 188 192 198 256 264 282 288 352 376 384 396 423 517 528 564 576 704 752 768 792 846 1034 1056 1128 1152 1408 1504 1551 1584 1692 2068 2112 2256 2304 2816 3008 3102 3168 3384 4136 4224 4512 4653 6016 6204 6336 6768 8272 8448 9024 9306 12032 12408 12672 13536 16544 18048 18612 24816 25344 27072 33088 36096 37224 49632 54144 66176 74448 99264 108288 132352 148896 198528 297792 397056 595584 1191168 26772199 53544398 80316597 107088796 160633194 214177592 240949791 294494189 321266388 428355184 481899582 588988378 642532776 856710368 883482567 963799164 1177976756 1258293353 1285065552 1713420736 1766965134 1927598328 2355953512 2516586706 2570131104 2650447701 3426841472 3533930268 3774880059 3855196656 4711907024 5033173412 5140262208 5300895402 6853682944 7067860536 7549760118 7710393312 9423814048 10066346824 10280524416 10601790804 11324640177 13841226883 14135721072 15099520236 15420786624 18847628096 20132693648 20561048832 21203581608 22649280354 27682453766 28271442144 30199040472 30841573248 37695256192 40265387296 41523680649 42407163216 45298560708 55364907532 56542884288 60398080944 61683146496 75390512384 80530774592 83047361298 84814326432 90597121416 110729815064 113085768576 120796161888 124571041947 161061549184 166094722596 169628652864 181194242832 221459630128 226171537152 241592323776 249142083894 322123098368 332189445192 339257305728 362388485664 442919260256 483184647552 498284167788 664378890384 678514611456 724776971328 885838520512 966369295104 996568335576 1328757780768 1449553942656 1771677041024 1993136671152 2657515561536 2899107885312 3543354082048 3986273342304 5315031123072 7972546684608 10630062246144 15945093369216 31890186738432
• Sum of all divisors σ(n): 102440289369600
• Sum of proper divisors (its aliquot sum) s(n): 70550102631168
• 31890186738432 is an abundant number, because the sum of its proper divisors (70550102631168) is greater than itself. Its abundance is 38659915892736

Bases of 31890186738432

• Binary: 111010000000100000011010000001001101100000000₂
• Hexadecimal: 0x1D0103409B00
• Base-36: BAY5DSXS0

Squares and roots of 31890186738432

• 31890186738432 squared (31890186738432²) is 1016984010212064201985818624
• 31890186738432 cubed (31890186738432³) is 32431809995662163474184318082416082157568
• The square root of 31890186738432 is 5647139.6953176215
• The cube root of 31890186738432 is 31711.6632335531

Scales and comparisons

• 31,890,186,738,432 seconds is equal to 1,014,009 years, 15 weeks, 2 days, 13 hours, 7 minutes, 12 seconds.
• To count from 1 to 31,890,186,738,432 would take you about two million, five hundred thirty-five thousand and twenty-three 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 31890186738432 cubic inches would be around 2642.6 feet tall.

Recreational maths with 31890186738432

• 31890186738432 backwards is 23483768109813
• The number of decimal digits it has is: 14
• The sum of 31890186738432's digits is 63
• More coming soon!