81836281740000

Names of 81836281740000

• Cardinal: 81836281740000 can be written as Eighty-one trillion, eight hundred thirty-six billion, two hundred eighty-one million, seven hundred forty thousand.

Scientific notation

• Scientific notation: 8.183628174 × 10¹³

Factors of 81836281740000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1119

Divisors of 81836281740000

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 75 80 96 100 120 125 150 160 200 240 250 300 375 400 480 500 600 625 750 800 1000 1109 1200 1250 1500 1875 2000 2218 2400 2500 3000 3327 3750 4000 4436 5000 5545 6000 6654 7500 8872 10000 11090 12000 13308 15000 16635 17744 20000 22180 26616 27725 30000 33270 35488 44360 53232 55450 60000 66540 83175 88720 106464 110900 133080 138625 166350 177440 221800 266160 277250 332700 415875 443600 532320 554500 665400 693125 831750 887200 1109000 1229881 1330800 1386250 1663500 2079375 2218000 2459762 2661600 2772500 3327000 3689643 4158750 4436000 4919524 5545000 6149405 6654000 7379286 8317500 9839048 11090000 12298810 13308000 14758572 16635000 18448215 19678096 22180000 24597620 29517144 30747025 33270000 36896430 39356192 49195240 59034288 61494050 66540000 73792860 92241075 98390480 118068576 122988100 147585720 153735125 184482150 196780960 245976200 295171440 307470250 368964300 461205375 491952400 590342880 614940500 737928600 768675625 922410750 983904800 1229881000 1363938029 1475857200 1537351250 1844821500 2306026875 2459762000 2727876058 2951714400 3074702500 3689643000 4091814087 4612053750 4919524000 5455752116 6149405000 6819690145 7379286000 8183628174 9224107500 10911504232 12298810000 13639380290 14758572000 16367256348 18448215000 20459070435 21823008464 24597620000 27278760580 32734512696 34098450725 36896430000 40918140870 43646016928 54557521160 65469025392 68196901450 73792860000 81836281740 102295352175 109115042320 130938050784 136393802900 163672563480 170492253625 204590704350 218230084640 272787605800 327345126960 340984507250 409181408700 511476760875 545575211600 654690253920 681969014500 818362817400 852461268125 1022953521750 1091150423200 1363938029000 1636725634800 1704922536250 2045907043500 2557383804375 2727876058000 3273451269600 3409845072500 4091814087000 5114767608750 5455752116000 6819690145000 8183628174000 10229535217500 13639380290000 16367256348000 20459070435000 27278760580000 40918140870000 81836281740000
• Sum of all divisors σ(n): 268681645164240
• Sum of proper divisors (its aliquot sum) s(n): 186845363424240
• 81836281740000 is an abundant number, because the sum of its proper divisors (186845363424240) is greater than itself. Its abundance is 105009081684240

Bases of 81836281740000

• Binary: 10010100110110111111110100000001011101011100000₂
• Hexadecimal: 0x4A6DFE80BAE0
• Base-36: T0B2H74DC

Squares and roots of 81836281740000

• 81836281740000 squared (81836281740000²) is 6697177009028657427600000000
• 81836281740000 cubed (81836281740000³) is 548072064573519732979017252024000000000000
• The square root of 81836281740000 is 9046340.7928288883
• The cube root of 81836281740000 is 43415.8821405627

Scales and comparisons

• 81,836,281,740,000 seconds is equal to 2,602,140 years, 32 weeks, 2 days, 19 hours, 20 minutes.
• To count from 1 to 81,836,281,740,000 would take you about six million, five hundred five thousand, three hundred fifty-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 81836281740000 cubic inches would be around 3618 feet tall.

Recreational maths with 81836281740000

• 81836281740000 backwards is 00004718263818
• 81836281740000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 81836281740000's digits is 48
• More coming soon!