42161907791808

Names of 42161907791808

• Cardinal: 42161907791808 can be written as Forty-two trillion, one hundred sixty-one billion, nine hundred seven million, seven hundred ninety-one thousand, eight hundred eight.

Scientific notation

• Scientific notation: 4.2161907791808 × 10¹³

Factors of 42161907791808

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2400

Divisors of 42161907791808

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 144 147 168 192 196 224 252 288 294 336 392 441 448 504 576 588 672 784 882 1008 1061 1176 1327 1344 1568 1764 2016 2122 2352 2654 3136 3183 3528 3981 4032 4244 4704 5308 6366 7056 7427 7962 8488 9289 9408 9549 10616 11943 12732 14112 14854 15924 16976 18578 19098 21232 22281 23886 25464 27867 28224 29708 31848 33952 37156 38196 42464 44562 47772 50928 51989 55734 59416 63696 65023 66843 67904 74312 76392 83601 84928 89124 95544 101856 103978 111468 118832 127392 130046 133686 148624 152784 155967 167202 178248 191088 195069 203712 207956 222936 237664 254784 260092 267372 297248 305568 311934 334404 356496 382176 390138 415912 445872 467901 475328 520184 534744 585207 594496 611136 623868 668808 712992 764352 780276 831824 891744 935802 1040368 1069488 1125721 1170414 1247736 1337616 1407947 1425984 1560552 1663648 1783488 1871604 2080736 2138976 2251442 2340828 2495472 2675232 2815894 3121104 3327296 3377163 3743208 4161472 4223841 4277952 4502884 4681656 4990944 5350464 5631788 6242208 6754326 7486416 7880047 8447682 9005768 9363312 9855629 9981888 10131489 11263576 12484416 12671523 13508652 14972832 15760094 16895364 18011536 18726624 19711258 20262978 22527152 23640141 25343046 27017304 29566887 29945664 31520188 33790728 36023072 37453248 39422516 40525956 45054304 47280282 50686092 54034608 55160329 59133774 63040376 67581456 68989403 70920423 72046144 78845032 81051912 88700661 90108608 94560564 101372184 108069216 110320658 118267548 126080752 135162912 137978806 141840846 157690064 162103824 165480987 177401322 189121128 202744368 206968209 216138432 220641316 236535096 252161504 270325824 275957612 283681692 315380128 324207648 330961974 354802644 378242256 405488736 413936418 441282632 473070192 496442961 504323008 551915224 567363384 620904627 630760256 648415296 661923948 709605288 756484512 810977472 827872836 882565264 946140384 992885922 1103830448 1134726768 1241809254 1323847896 1419210576 1493831767 1512969024 1655745672 1765130528 1892280768 1985771844 2207660896 2269453536 2483618508 2647695792 2838421152 2987663534 3311491344 3530261056 3971543688 4415321792 4481495301 4538907072 4967237016 5295391584 5676842304 5975327068 6622982688 7943087376 8962990602 9934474032 10456822369 10590783168 11950654136 13245965376 13444485903 15886174752 17925981204 19868948064 20913644738 23901308272 26888971806 31370467107 31772349504 35851962408 39737896128 41827289476 47802616544 53777943612 62740934214 71703924816 73197756583 83654578952 94111401321 95605233088 107555887224 125481868428 143407849632 146395513166 167309157904 188222802642 215111774448 219593269749 250963736856 286815699264 292791026332 334618315808 376445605284 430223548896 439186539498 501927473712 585582052664 658779809247 669236631616 752891210568 860447097792 878373078996 1003854947424 1171164105328 1317559618494 1505782421136 1756746157992 2007709894848 2342328210656 2635119236988 3011564842272 3513492315984 4684656421312 5270238473976 6023129684544 7026984631968 10540476947952 14053969263936 21080953895904 42161907791808
• Sum of all divisors σ(n): 140818686813168
• Sum of proper divisors (its aliquot sum) s(n): 98656779021360
• 42161907791808 is an abundant number, because the sum of its proper divisors (98656779021360) is greater than itself. Its abundance is 56494871229552

Bases of 42161907791808

• Binary: 1001100101100010010101100010010111011111000000₂
• Hexadecimal: 0x2658958977C0
• Base-36: EY0WVB740

Squares and roots of 42161907791808

• 42161907791808 squared (42161907791808²) is 1777626468644920142671908864
• 42161907791808 cubed (42161907791808³) is 74948123259284397962556681365202461786112
• The square root of 42161907791808 is 6493220.1404086093
• The cube root of 42161907791808 is 34804.8755092159

Scales and comparisons

• 42,161,907,791,808 seconds is equal to 1,340,618 years, 13 weeks, 21 hours, 16 minutes, 48 seconds.
• To count from 1 to 42,161,907,791,808 would take you about three million, three hundred fifty-one thousand, five hundred forty-five 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 42161907791808 cubic inches would be around 2900.4 feet tall.

Recreational maths with 42161907791808

• 42161907791808 backwards is 80819770916124
• 42161907791808 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 42161907791808's digits is 63
• More coming soon!