30991249085472

Names of 30991249085472

• Cardinal: 30991249085472 can be written as Thirty trillion, nine hundred ninety-one billion, two hundred forty-nine million, eighty-five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 3.0991249085472 × 10¹³

Factors of 30991249085472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 285433744

Divisors of 30991249085472

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 29 32 36 39 48 52 58 72 78 87 96 104 116 117 144 156 174 208 232 234 261 288 312 348 377 416 464 468 522 624 696 754 928 936 1044 1131 1248 1392 1508 1872 2088 2262 2784 3016 3393 3744 4176 4524 6032 6786 8352 9048 12064 13572 18096 27144 36192 54288 108576 285433697 570867394 856301091 1141734788 1712602182 2283469576 2568903273 3425204364 3710638061 4566939152 5137806546 6850408728 7421276122 8277577213 9133878304 10275613092 11131914183 13700817456 14842552244 16555154426 20551226184 22263828366 24832731639 27401634912 29685104488 33110308852 33395742549 41102452368 44527656732 49665463278 59370208976 66220617704 66791485098 74498194917 82204904736 89055313464 99330926556 107608503769 118740417952 132441235408 133582970196 148996389834 178110626928 198661853112 215217007538 264882470816 267165940392 297992779668 322825511307 356221253856 397323706224 430434015076 534331880784 595985559336 645651022614 794647412448 860868030152 968476533921 1068663761568 1191971118672 1291302045228 1721736060304 1936953067842 2383942237344 2582604090456 3443472120608 3873906135684 5165208180912 7747812271368 10330416361824 15495624542736 30991249085472
• Sum of all divisors σ(n): 98183483438040
• Sum of proper divisors (its aliquot sum) s(n): 67192234352568
• 30991249085472 is an abundant number, because the sum of its proper divisors (67192234352568) is greater than itself. Its abundance is 36200985267096

Bases of 30991249085472

• Binary: 111000010111110110110011001001001010000100000₂
• Hexadecimal: 0x1C2FB6649420
• Base-36: AZH6LJ9K0

Squares and roots of 30991249085472

• 30991249085472 squared (30991249085472²) is 960457519877769076361462784
• 30991249085472 cubed (30991249085472³) is 29765778234546616149010785637944163074048
• The square root of 30991249085472 is 5566978.4520394903
• The cube root of 30991249085472 is 31410.8503367435

Scales and comparisons

• 30,991,249,085,472 seconds is equal to 985,425 years, 44 weeks, 4 days, 13 hours, 31 minutes, 12 seconds.
• To count from 1 to 30,991,249,085,472 would take you about two million, four hundred sixty-three thousand, five hundred sixty-four 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 30991249085472 cubic inches would be around 2617.6 feet tall.

Recreational maths with 30991249085472

• 30991249085472 backwards is 27458094219903
• The number of decimal digits it has is: 14
• The sum of 30991249085472's digits is 63
• More coming soon!