381985138547712

Names of 381985138547712

• Cardinal: 381985138547712 can be written as Three hundred eighty-one trillion, nine hundred eighty-five billion, one hundred thirty-eight million, five hundred forty-seven thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 3.81985138547712 × 10¹⁴

Factors of 381985138547712

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 76961

Divisors of 381985138547712

• Number of divisors d(n): 198
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 144 168 192 224 252 256 288 336 384 448 504 512 576 672 768 896 1008 1024 1152 1344 1536 1792 2016 2304 2688 3072 3584 4032 4608 5376 7168 8064 9216 10752 16128 21504 32256 64512 76949 153898 230847 307796 461694 538643 615592 692541 923388 1077286 1231184 1385082 1615929 1846776 2154572 2462368 2770164 3231858 3693552 4309144 4847787 4924736 5540328 6463716 7387104 8618288 9695574 9849472 11080656 12927432 14774208 17236576 19391148 19698944 22161312 25854864 29548416 34473152 38782296 39397888 44322624 51709728 59096832 68946304 77564592 78795776 88645248 103419456 118193664 137892608 155129184 177290496 206838912 236387328 275785216 310258368 354580992 413677824 551570432 620516736 709161984 827355648 1241033472 1654711296 2482066944 4964133888 5921148601 11842297202 17763445803 23684594404 35526891606 41448040207 47369188808 53290337409 71053783212 82896080414 94738377616 106580674818 124344120621 142107566424 165792160828 189476755232 213161349636 248688241242 284215132848 331584321656 373032361863 378953510464 426322699272 497376482484 568430265696 663168643312 746064723726 757907020928 852645398544 994752964968 1136860531392 1326337286624 1492129447452 1515814041856 1705290797088 1989505929936 2273721062784 2652674573248 2984258894904 3031628083712 3410581594176 3979011859872 4547442125568 5305349146496 5968517789808 6063256167424 6821163188352 7958023719744 9094884251136 10610698292992 11937035579616 13642326376704 15916047439488 18189768502272 21221396585984 23874071159232 27284652753408 31832094878976 42442793171968 47748142318464 54569305506816 63664189757952 95496284636928 127328379515904 190992569273856 381985138547712
• Sum of all divisors σ(n): 1260557865101288
• Sum of proper divisors (its aliquot sum) s(n): 878572726553576
• 381985138547712 is an abundant number, because the sum of its proper divisors (878572726553576) is greater than itself. Its abundance is 496587588005864

Bases of 381985138547712

• Binary: 1010110110110100111011000011111100001110000000000₂
• Hexadecimal: 0x15B69D87E1C00
• Base-36: 3REHJSXDS0

Squares and roots of 381985138547712

• 381985138547712 squared (381985138547712²) is 145912646071314732108500434944
• 381985138547712 cubed (381985138547712³) is 55736462325414422990910504167754852496048128
• The square root of 381985138547712 is 19544440.0929704815
• The cube root of 381985138547712 is 72557.4741115099

Scales and comparisons

• 381,985,138,547,712 seconds is equal to 12,145,945 years, 44 weeks, 17 hours, 55 minutes, 12 seconds.
• To count from 1 to 381,985,138,547,712 would take you about thirty million, three hundred sixty-four thousand, eight 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 381985138547712 cubic inches would be around 6046.5 feet tall.

Recreational maths with 381985138547712

• 381985138547712 backwards is 217745831589183
• 381985138547712 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 381985138547712's digits is 72
• More coming soon!