164381459940

Names of 164381459940

• Cardinal: 164381459940 can be written as One hundred sixty-four billion, three hundred eighty-one million, four hundred fifty-nine thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.6438145994 × 10¹¹

Factors of 164381459940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 654

Divisors of 164381459940

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 31 36 45 53 54 60 62 81 90 93 106 108 124 135 151 155 159 162 180 186 212 265 270 279 302 310 318 324 372 405 409 453 465 477 530 540 558 604 620 636 755 795 810 818 837 906 930 954 1060 1116 1227 1359 1395 1431 1510 1590 1620 1636 1643 1674 1812 1860 1908 2045 2265 2385 2454 2511 2718 2790 2862 3020 3180 3286 3348 3681 4077 4090 4185 4293 4530 4681 4770 4908 4929 5022 5436 5580 5724 6135 6572 6795 7155 7362 8003 8154 8180 8215 8370 8586 9060 9362 9540 9858 10044 11043 12231 12270 12555 12679 13590 14043 14310 14724 14787 16006 16308 16430 16740 17172 18405 18724 19716 20385 21465 21677 22086 23405 24009 24462 24540 24645 25110 25358 27180 28086 28620 29574 32012 32860 33129 36810 38037 40015 40770 42129 42930 43354 44172 44361 46810 48018 48924 49290 50220 50716 55215 56172 59148 61155 61759 63395 65031 66258 70215 72027 73620 73935 76074 80030 81540 84258 85860 86708 88722 93620 96036 98580 108385 110430 114111 120045 122310 123518 126387 126790 130062 132516 133083 140430 144054 147870 152148 160060 165645 168516 177444 185277 190185 195093 210645 216081 216770 220860 221805 228222 240090 244620 247036 248093 252774 253580 260124 266166 280860 288108 295740 308795 325155 331290 342333 360135 370554 379161 380370 390186 421290 432162 433540 443610 456444 480180 496186 505548 532332 555831 570555 585279 617590 631935 648243 650310 662580 665415 671987 684666 720270 741108 744279 758322 760740 780372 842580 864324 887220 926385 975465 992372 1026999 1080405 1111662 1141110 1170558 1235180 1240465 1263870 1296486 1300620 1330830 1343974 1369332 1440540 1488558 1516644 1667493 1711665 1755837 1852770 1895805 1914529 1950930 2015961 2053998 2160810 2223324 2232837 2282220 2341116 2480930 2527740 2592972 2661660 2687948 2779155 2926395 2977116 3241215 3273227 3334986 3359935 3423330 3511674 3705540 3721395 3791610 3829058 3901860 4031922 4107996 4321620 4465674 4961860 5002479 5134995 5558310 5743587 5852790 6047883 6482430 6546454 6669972 6698511 6719870 6846660 7023348 7442790 7583220 7658116 8063844 8337465 8779185 8931348 9572645 9819681 10004958 10079805 10269990 11116620 11164185 11487174 11705580 12095766 12964860 13092908 13397022 13439740 14885580 16366135 16674930 17230761 17558370 18143649 19145290 19639362 20009916 20095533 20159610 20539980 22328370 22974348 24191532 25012395 26794044 28717935 29459043 30239415 32732270 33349860 33492555 34461522 35116740 36287298 38290580 39278724 40191066 40319220 44656740 49098405 50024790 51692283 54430947 57435870 58918086 60478830 65464540 66985110 68923044 72574596 80382132 86153805 88377129 90718245 98196810 100049580 100477665 101470037 103384566 108861894 114871740 117836172 120957660 133970220 147295215 155076849 172307610 176754258 181436490 196393620 200955330 202940074 206769132 217723788 258461415 265131387 272154735 294590430 304410111 310153698 344615220 353508516 362872980 401910660 405880148 441885645 507350185 516922830 530262774 544309470 589180860 608820222 620307396 775384245 883771290 913230333 1014700370 1033845660 1060525548 1088618940 1217640444 1325656935 1522050555 1550768490 1767542580 1826460666 2029400740 2651313870 2739690999 3044101110 3101536980 3652921332 4566151665 5302627740 5479381998 6088202220 8219072997 9132303330 10958763996 13698454995 16438145994 18264606660 27396909990 32876291988 41095364985 54793819980 82190729970 164381459940
• Sum of all divisors σ(n): 547275294720
• Sum of proper divisors (its aliquot sum) s(n): 382893834780
• 164381459940 is an abundant number, because the sum of its proper divisors (382893834780) is greater than itself. Its abundance is 218512374840

Bases of 164381459940

• Binary: 10011001000101111001100000010111100100₂
• Hexadecimal: 0x2645E605E4
• Base-36: 23IKH690

Squares and roots of 164381459940

• 164381459940 squared (164381459940²) is 27021264372005824803600
• 164381459940 cubed (164381459940³) is 4441794886895024747399631767784000
• The square root of 164381459940 is 405439.8351666989
• The cube root of 164381459940 is 5477.9442883885

Scales and comparisons

• 164,381,459,940 seconds is equal to 5,226 years, 42 weeks, 5 days, 4 hours, 39 minutes.
• To count from 1 to 164,381,459,940 would take you about ten thousand, four hundred fifty-three 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 164381459940 cubic inches would be around 456.5 feet tall.

Recreational maths with 164381459940

• 164381459940 backwards is 049954183461
• 164381459940 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 164381459940's digits is 54
• More coming soon!