138457384378992

Names of 138457384378992

• Cardinal: 138457384378992 can be written as One hundred thirty-eight trillion, four hundred fifty-seven billion, three hundred eighty-four million, three hundred seventy-eight thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.38457384378992 × 10¹⁴

Factors of 138457384378992

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 663403

Divisors of 138457384378992

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 31 36 42 48 54 56 62 63 72 81 84 93 108 112 124 126 144 162 168 186 189 216 217 248 252 279 324 336 372 378 432 434 496 504 558 567 648 651 743 744 756 837 868 1008 1116 1134 1296 1302 1486 1488 1512 1674 1736 1953 2229 2232 2268 2511 2604 2972 3024 3348 3472 3906 4458 4464 4536 5022 5201 5208 5859 5944 6687 6696 7812 8916 9072 10044 10402 10416 11718 11888 13374 13392 15603 15624 17577 17832 20061 20088 20804 23033 23436 26748 31206 31248 35154 35664 40122 40176 41608 46066 46809 46872 53496 60183 62412 69099 70308 80244 83216 92132 93618 93744 106992 120366 124824 138198 140427 140616 160488 161231 184264 187236 207297 240732 249648 276396 280854 281232 320976 322462 368528 374472 414594 421281 481464 483693 552792 561708 621891 644924 662617 748944 829188 842562 962928 967386 1105584 1123416 1243782 1289848 1325234 1451079 1658376 1685124 1865673 1934772 1987851 2246832 2487564 2579696 2650468 2902158 3316752 3370248 3731346 3869544 3975702 4353237 4638319 4975128 5300936 5804316 5963553 6740496 7462692 7739088 7951404 8706474 9276638 9950256 10601872 11608632 11927106 13059711 13914957 14925384 15902808 17412948 17890659 18553276 20541127 23217264 23854212 26119422 27829914 29850768 31805616 34825896 35781318 37106552 41082254 41744871 47708424 52238844 53671977 55659828 61623381 69651792 71562636 74213104 82164508 83489742 95416848 104477688 107343954 111319656 123246762 125234613 143125272 143787889 164329016 166979484 184870143 208955376 214687908 222639312 246493524 250469226 286250544 287575778 328658032 333958968 369740286 375703839 429375816 431363667 492324431 492987048 500938452 554610429 575151556 667917936 739480572 751407678 858751632 862727334 984648862 985974096 1001876904 1109220858 1150303112 1294091001 1476973293 1478961144 1502815356 1663831287 1725454668 1969297724 2003753808 2218441716 2300606224 2588182002 2953946586 2957922288 3005630712 3327662574 3446271017 3450909336 3882273003 3938595448 4430919879 4436883432 5176364004 5907893172 6011261424 6655325148 6892542034 6901818672 7764546006 7877190896 8861839758 8873766864 10338813051 10352728008 11646819009 11815786344 13292759637 13310650296 13785084068 15262057361 15529092012 17723679516 20677626102 20705456016 23293638018 23631572688 26585519274 26621300592 27570168136 30524114722 31016439153 31058184024 35447359032 39878278911 41355252204 45786172083 46587276036 53171038548 55140336272 61048229444 62032878306 62116368048 70894718064 79756557822 82710504408 91572344166 93049317459 93174552072 106342077096 106834401527 122096458888 124065756612 137358516249 159513115644 165421008816 183144688332 186098634918 186349104144 212684154192 213668803054 244192917776 248131513224 274717032498 279147952377 319026231288 320503204581 366289376664 372197269836 412075548747 427337606108 496263026448 549434064996 558295904754 638052462576 641006409162 732578753328 744394539672 824151097494 854675212216 961509613743 1098868129992 1116591809508 1236226646241 1282012818324 1488789079344 1648302194988 1709350424432 1923019227486 2197736259984 2233183619016 2472453292482 2564025636648 2884528841229 3296604389976 3846038454972 4466367238032 4944906584964 5128051273296 5769057682458 6593208779952 7692076909944 8653586523687 9889813169928 11538115364916 15384153819888 17307173047374 19779626339856 23076230729832 34614346094748 46152461459664 69228692189496 138457384378992
• Sum of all divisors σ(n): 473394485194752
• Sum of proper divisors (its aliquot sum) s(n): 334937100815760
• 138457384378992 is an abundant number, because the sum of its proper divisors (334937100815760) is greater than itself. Its abundance is 196479716436768

Bases of 138457384378992

• Binary: 11111011110110100011111001101100110001001110000₂
• Hexadecimal: 0x7DED1F366270
• Base-36: 1D2UFZSN00

Squares and roots of 138457384378992

• 138457384378992 squared (138457384378992²) is 19170447289071937897490936064
• 138457384378992 cubed (138457384378992³) is 2654289989020238468077007058778581416767488
• The square root of 138457384378992 is 11766791.5924007085
• The cube root of 138457384378992 is 51733.5214016637

Scales and comparisons

• 138,457,384,378,992 seconds is equal to 4,402,516 years, 28 weeks, 2 days, 21 hours, 43 minutes, 12 seconds.
• To count from 1 to 138,457,384,378,992 would take you about eleven million, six thousand, two hundred ninety-one 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 138457384378992 cubic inches would be around 4311.1 feet tall.

Recreational maths with 138457384378992

• 138457384378992 backwards is 299873483754831
• 138457384378992 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138457384378992's digits is 81
• More coming soon!