381331152972

Names of 381331152972

• Cardinal: 381331152972 can be written as Three hundred eighty-one billion, three hundred thirty-one million, one hundred fifty-two thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 3.81331152972 × 10¹¹

Factors of 381331152972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 66192

Divisors of 381331152972

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 27 28 33 36 42 44 49 54 63 66 77 81 84 98 99 108 121 126 132 147 154 162 189 196 198 231 242 243 252 294 297 308 324 363 378 396 441 462 484 486 539 567 588 594 693 726 756 847 882 891 924 972 1078 1089 1134 1188 1323 1386 1452 1617 1694 1701 1764 1782 2079 2156 2178 2268 2541 2646 2673 2772 3234 3267 3388 3402 3564 3969 4158 4356 4851 5082 5292 5346 5929 6237 6468 6534 6804 7623 7938 8316 9702 9801 10164 10692 11858 11907 12474 13068 14553 15246 15876 17787 18711 19404 19602 22869 23716 23814 24948 29106 29403 30492 35574 37422 39204 43659 45738 47628 53361 58212 58806 66169 68607 71148 74844 87318 91476 106722 117612 130977 132338 137214 160083 174636 198507 205821 213444 261954 264676 274428 320166 397014 411642 463183 480249 523908 595521 640332 727859 794028 823284 926366 960498 1191042 1389549 1440747 1455718 1786563 1852732 1920996 2183577 2382084 2779098 2881494 2911436 3242281 3573126 4168647 4367154 5095013 5359689 5558196 5762988 6484562 6550731 7146252 8006449 8337294 8734308 9726843 10190026 10719378 12505941 12969124 13101462 15285039 16012898 16079067 16674588 19453686 19652193 20380052 21438756 24019347 25011882 26202924 29180529 30570078 32025796 32158134 35665091 37517823 38907372 39304386 45855117 48038694 50023764 56045143 58361058 58956579 61140156 64316268 71330182 72058041 75035646 78608772 87541587 91710234 96077388 106995273 112090286 112553469 116722116 117913158 137565351 142660364 144116082 150071292 168135429 175083174 176869737 183420468 213990546 216174123 224180572 225106938 235826316 262624761 275130702 288232164 320985819 336270858 350166348 353739474 392316001 412696053 427981092 432348246 450213876 504406287 525249522 550261404 641971638 648522369 672541716 707478948 784632002 787874283 825392106 864696492 962957457 1008812574 1050499044 1176948003 1238088159 1283943276 1297044738 1513218861 1569264004 1575748566 1650784212 1925914914 1945567107 2017625148 2353896006 2476176318 2594089476 2888872371 3026437722 3151497132 3530844009 3851829828 3891134214 4539656583 4707792012 4952352636 5777744742 6052875444 7061688018 7782268428 8666617113 9079313166 10592532027 11555489484 13618969749 14123376036 17333234226 18158626332 21185064054 27237939498 31777596081 34666468452 42370128108 54475878996 63555192162 95332788243 127110384324 190665576486 381331152972
• Sum of all divisors σ(n): 1278165393960
• Sum of proper divisors (its aliquot sum) s(n): 896834240988
• 381331152972 is an abundant number, because the sum of its proper divisors (896834240988) is greater than itself. Its abundance is 515503088016

Bases of 381331152972

• Binary: 101100011001001000110111010000001001100₂
• Hexadecimal: 0x58C91BA04C
• Base-36: 4V6IQ0R0

Squares and roots of 381331152972

• 381331152972 squared (381331152972²) is 145413448226954864432784
• 381331152972 cubed (381331152972³) is 55450677870018927582757477515834048
• The square root of 381331152972 is 617520.1640205767
• The cube root of 381331152972 is 7251.6042615355

Scales and comparisons

• 381,331,152,972 seconds is equal to 12,125 years, 7 weeks, 6 days, 16 minutes, 12 seconds.
• To count from 1 to 381,331,152,972 would take you about twenty-four thousand, two hundred fifty 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 381331152972 cubic inches would be around 604.3 feet tall.

Recreational maths with 381331152972

• 381331152972 backwards is 279251133183
• The number of decimal digits it has is: 12
• The sum of 381331152972's digits is 45
• More coming soon!