31085428968

Names of 31085428968

• Cardinal: 31085428968 can be written as Thirty-one billion, eighty-five million, four hundred twenty-eight thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1085428968 × 10¹⁰

Factors of 31085428968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3376

Divisors of 31085428968

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 72 81 88 99 108 132 151 162 198 216 243 264 297 302 324 396 453 486 594 604 648 729 792 891 906 972 1188 1208 1359 1458 1661 1782 1812 1944 2376 2673 2718 2916 3209 3322 3564 3624 4077 4983 5346 5436 5832 6418 6644 7128 8019 8154 9627 9966 10692 10872 12231 12836 13288 14949 16038 16308 19254 19932 21384 24462 25672 28881 29898 32076 32616 35299 36693 38508 39864 44847 48924 57762 59796 64152 70598 73386 77016 86643 89694 97848 105897 110079 115524 119592 134541 141196 146772 173286 179388 211794 220158 231048 259929 269082 282392 293544 317691 346572 358776 403623 423588 440316 484559 519858 538164 635382 693144 779787 807246 847176 880632 953073 969118 1039716 1076328 1210869 1270764 1453677 1559574 1614492 1906146 1938236 2079432 2339361 2421738 2541528 2859219 2907354 3119148 3228984 3812292 3876472 4361031 4678722 4843476 5330149 5718438 5814708 6238296 7624584 8577657 8722062 9357444 9686952 10660298 11436876 11629416 13083093 15990447 17155314 17444124 18714888 21320596 22873752 25732971 26166186 31980894 34310628 34888248 39249279 42641192 47971341 51465942 52332372 63961788 68621256 78498558 95942682 102931884 104664744 117747837 127923576 143914023 156997116 191885364 205863768 235495674 287828046 313994232 353243511 383770728 431742069 470991348 575656092 706487022 863484138 941982696 1151312184 1295226207 1412974044 1726968276 2590452414 2825948088 3453936552 3885678621 5180904828 7771357242 10361809656 15542714484 31085428968
• Sum of all divisors σ(n): 95993380800
• Sum of proper divisors (its aliquot sum) s(n): 64907951832
• 31085428968 is an abundant number, because the sum of its proper divisors (64907951832) is greater than itself. Its abundance is 33822522864

Bases of 31085428968

• Binary: 11100111100110101100000000011101000₂
• Hexadecimal: 0x73CD600E8
• Base-36: EA3GMI0

Squares and roots of 31085428968

• 31085428968 squared (31085428968²) is 966303894124573545024
• 31085428968 cubed (31085428968³) is 30037971062311223477135501855232
• The square root of 31085428968 is 176310.6036743111
• The cube root of 31085428968 is 3144.2636498791

Scales and comparisons

• 31,085,428,968 seconds is equal to 988 years, 21 weeks, 6 days, 1 hour, 22 minutes, 48 seconds.
• To count from 1 to 31,085,428,968 would take you about one thousand, nine hundred seventy-six 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 31085428968 cubic inches would be around 262 feet tall.

Recreational maths with 31085428968

• 31085428968 backwards is 86982458013
• 31085428968 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31085428968's digits is 54
• More coming soon!