6991845256332160

Names of 6991845256332160

• Cardinal: 6991845256332160 can be written as Six quadrillion, nine hundred ninety-one trillion, eight hundred forty-five billion, two hundred fifty-six million, three hundred thirty-two thousand, one hundred sixty.

Scientific notation

• Scientific notation: 6.99184525633216 × 10¹⁵

Factors of 6991845256332160

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 110

Divisors of 6991845256332160

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 37 40 56 59 64 70 74 80 112 118 128 140 148 160 185 224 236 259 280 295 296 320 370 413 448 472 518 560 590 592 640 740 826 896 944 1036 1120 1180 1184 1295 1480 1652 1888 2065 2072 2183 2240 2360 2368 2590 2960 3304 3481 3776 4130 4144 4366 4480 4720 4736 5180 5920 6608 6962 7552 8260 8288 8732 9440 10360 10915 11840 13216 13924 15281 16520 16576 17405 17464 18880 20720 21830 23680 24367 26432 27848 30562 33040 33152 34810 34928 37760 41440 43660 48734 52864 55696 61124 66080 69620 69856 76405 82880 87320 97468 111392 121835 122248 128797 132160 139240 139712 152810 165760 174640 194936 205379 222784 243670 244496 257594 264320 278480 279424 305620 349280 389872 410758 445568 487340 488992 515188 556960 611240 643985 698560 779744 821516 901579 974680 977984 1026895 1030376 1113920 1222480 1287970 1397120 1437653 1559488 1643032 1803158 1949360 1955968 2053790 2060752 2227840 2444960 2575940 2875306 3118976 3286064 3606316 3898720 4107580 4121504 4507895 4889920 5151880 5750612 6572128 7188265 7212632 7599023 7797440 8215160 8243008 9015790 9779840 10303760 11501224 12117361 13144256 14376530 14425264 15198046 15594880 16430320 16486016 18031580 20607520 23002448 24234722 26288512 28753060 28850528 30396092 32860640 36063160 37995115 41215040 46004896 48469444 53193161 57506120 57701056 60586805 60792184 65721280 72126320 75990230 82430080 84821527 92009792 96938888 106386322 115012240 115402112 121173610 121584368 131442560 144252640 151980460 169643054 184019584 193877776 212772644 230024480 242347220 243168736 265965805 288505280 303960920 339286108 387755552 424107635 425545288 448342357 460048960 484694440 486337472 531931610 577010560 607921840 678572216 714924299 775511104 848215270 851090576 896684714 920097920 969388880 972674944 1063863220 1215843680 1357144432 1429848598 1551022208 1696430540 1702181152 1793369428 1938777760 2127726440 2241711785 2431687360 2714288864 2859697196 3138396499 3392861080 3404362304 3574621495 3586738856 3877555520 4255452880 4483423570 4863374720 5004470093 5428577728 5719394392 6276792998 6785722160 6808724608 7149242990 7173477712 7755111040 8510905760 8966847140 10008940186 10857155456 11438788784 12553585996 13571444320 14298485980 14346955424 15691982495 17021811520 17933694280 20017880372 22877577568 25022350465 25107171992 26452199063 27142888640 28596971960 28693910848 31383964990 34043623040 35867388560 40035760744 42180533641 45755155136 50044700930 50214343984 52904398126 54285777280 57193943920 57387821696 62767929980 71734777120 80071521488 84361067282 91510310272 100089401860 100428687968 105808796252 114387887840 125535859960 132260995315 143469554240 160143042976 168722134564 185165393441 200178803720 200857375936 210902668205 211617592504 228775775680 251071719920 264521990630 286939108480 295263735487 320286085952 337444269128 370330786882 400357607440 401714751872 421805336410 423235185008 457551551360 502143439840 529043981260 590527470974 640572171904 674888538256 740661573764 800715214880 843610672820 846470370016 925826967205 1004286879680 1058087962520 1181054941948 1349777076512 1476318677435 1481323147528 1560679744717 1601430429760 1687221345640 1692940740032 1851653934410 2008573759360 2116175925040 2362109883896 2699554153024 2952637354870 2962646295056 3121359489434 3202860859520 3374442691280 3385881480064 3703307868820 4232351850080 4724219767792 5399108306048 5905274709740 5925292590112 6242718978868 6748885382560 7406615737640 7803398723585 8464703700160 9448439535584 10924758213019 11810549419480 11850585180224 12485437957736 13497770765120 14813231475280 15606797447170 16929407400320 18896879071168 21849516426038 23621098838960 23701170360448 24970875915472 26995541530240 29626462950560 31213594894340 37793758142336 43699032852076 47242197677920 49941751830944 54623791065095 59252925901120 62427189788680 87398065704152 94484395355840 99883503661888 109247582130190 118505851802240 124854379577360 174796131408304 188968790711680 199767007323776 218495164260380 249708759154720 349592262816608 436990328520760 499417518309440 699184525633216 873980657041520 998835036618880 1398369051266432 1747961314083040 3495922628166080 6991845256332160
• Sum of all divisors σ(n): 19957268596871520
• Sum of proper divisors (its aliquot sum) s(n): 12965423340539360
• 6991845256332160 is an abundant number, because the sum of its proper divisors (12965423340539360) is greater than itself. Its abundance is 5973578084207200

Bases of 6991845256332160

• Binary: 11000110101110000101111010100110101000000001110000000₂
• Hexadecimal: 0x18D70BD4D40380
• Base-36: 1WUEHD9IWSG

Squares and roots of 6991845256332160

• 6991845256332160 squared (6991845256332160²) is 48885900088494528176576250265600
• 6991845256332160 cubed (6991845256332160³) is 341802648635268387586747328220935667281821696000
• The square root of 6991845256332160 is 83617254.5371597333
• The cube root of 6991845256332160 is 191218.8062535509
• Being both a perfect square and a perfect cube, 6991845256332160 is also a perfect sixth number.

Scales and comparisons

• 6,991,845,256,332,160 seconds is equal to 222,319,051 years, 49 weeks, 4 days, 6 hours, 2 minutes, 40 seconds.
• To count from 1 to 6,991,845,256,332,160 would take you about six hundred sixty-six million, nine hundred fifty-seven thousand, one hundred fifty-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 6991845256332160 cubic inches would be around 15934.9 feet tall.

Recreational maths with 6991845256332160

• 6991845256332160 backwards is 0612336525481996
• 6991845256332160 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 6991845256332160's digits is 70
• More coming soon!