31454287020

Names of 31454287020

• Cardinal: 31454287020 can be written as Thirty-one billion, four hundred fifty-four million, two hundred eighty-seven thousand and twenty.

Scientific notation

• Scientific notation: 3.145428702 × 10¹⁰

Factors of 31454287020

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2148

Divisors of 31454287020

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 30 31 36 39 45 52 60 62 65 78 90 93 117 124 130 155 156 180 186 195 233 234 260 279 310 372 390 403 465 466 468 558 585 620 699 780 806 930 932 1116 1165 1170 1209 1395 1398 1612 1860 1861 2015 2097 2330 2340 2418 2790 2796 3029 3495 3627 3722 4030 4194 4660 4836 5580 5583 6045 6058 6990 7223 7254 7444 8060 8388 9087 9305 10485 11166 12090 12116 13980 14446 14508 15145 16749 18135 18174 18610 20970 21669 22332 24180 24193 27261 27915 28892 30290 33498 36115 36270 36348 37220 41940 43338 45435 48386 54522 55830 57691 60580 65007 66996 72230 72540 72579 83745 86676 90870 93899 96772 108345 109044 111660 115382 120965 130014 136305 144460 145158 167490 173073 181740 187798 216690 217737 230764 241930 260028 272610 281697 288455 290316 325035 334980 346146 362895 375596 433380 433613 435474 469495 483860 519219 545220 563394 576910 650070 692292 725790 749983 845091 865365 867226 870948 938990 1038438 1088685 1126788 1153820 1300140 1300839 1408485 1451580 1499966 1690182 1730730 1734452 1877980 2076876 2168065 2177370 2249949 2596095 2601678 2816970 2999932 3380364 3461460 3749915 3902517 4225455 4336130 4354740 4499898 5192190 5203356 5633940 5636969 6504195 6749847 7499830 7805034 8450910 8672260 8999796 10384380 11249745 11273938 13008390 13442003 13499694 14999660 15610068 16901820 16910907 19512585 22499490 22547876 26016780 26884006 26999388 28184845 33749235 33821814 39025170 40326009 44998980 50732721 53768012 56369690 67210015 67498470 67643628 78050340 80652018 84554535 101465442 112739380 120978027 134420030 134996940 161304036 169109070 174746039 201630045 202930884 241956054 253663605 268840060 338218140 349492078 403260090 483912108 507327210 524238117 604890135 698984156 806520180 873730195 1014654420 1048476234 1209780270 1572714351 1747460390 2096952468 2419560540 2621190585 3145428702 3494920780 5242381170 6290857404 7863571755 10484762340 15727143510 31454287020
• Sum of all divisors σ(n): 106577662464
• Sum of proper divisors (its aliquot sum) s(n): 75123375444
• 31454287020 is an abundant number, because the sum of its proper divisors (75123375444) is greater than itself. Its abundance is 43669088424

Bases of 31454287020

• Binary: 11101010010110100100101010010101100₂
• Hexadecimal: 0x752D254AC
• Base-36: EG72J70

Squares and roots of 31454287020

• 31454287020 squared (31454287020²) is 989372171936540480400
• 31454287020 cubed (31454287020³) is 31119996265692733496350284408000
• The square root of 31454287020 is 177353.5650050487
• The cube root of 31454287020 is 3156.6513363615

Scales and comparisons

• 31,454,287,020 seconds is equal to 1,000 years, 7 weeks, 5 days, 5 hours, 57 minutes.
• To count from 1 to 31,454,287,020 would take you about two thousand 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 31454287020 cubic inches would be around 263.1 feet tall.

Recreational maths with 31454287020

• 31454287020 backwards is 02078245413
• 31454287020 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31454287020's digits is 36
• More coming soon!