18913165312000

Names of 18913165312000

• Cardinal: 18913165312000 can be written as Eighteen trillion, nine hundred thirteen billion, one hundred sixty-five million, three hundred twelve thousand.

Scientific notation

• Scientific notation: 1.8913165312 × 10¹³

Factors of 18913165312000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 28
• Sum of prime factors: 1085

Divisors of 18913165312000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 25 32 34 40 50 64 68 80 85 100 125 128 136 160 170 200 250 256 272 320 340 400 425 500 512 544 640 680 800 850 1000 1024 1061 1088 1280 1360 1600 1700 2000 2048 2122 2125 2176 2560 2720 3200 3400 4000 4096 4244 4250 4352 5120 5305 5440 6400 6800 8000 8192 8488 8500 8704 10240 10610 10880 12800 13600 16000 16384 16976 17000 17408 18037 20480 21220 21760 25600 26525 27200 32000 32768 33952 34000 34816 36074 40960 42440 43520 51200 53050 54400 64000 65536 67904 68000 69632 72148 81920 84880 87040 90185 102400 106100 108800 128000 131072 132625 135808 136000 139264 144296 163840 169760 174080 180370 204800 212200 217600 256000 262144 265250 271616 272000 278528 288592 327680 339520 348160 360740 409600 424400 435200 450925 512000 524288 530500 543232 544000 557056 577184 655360 679040 696320 721480 819200 848800 870400 901850 1024000 1048576 1061000 1086464 1088000 1114112 1154368 1310720 1358080 1392640 1442960 1638400 1697600 1740800 1803700 2048000 2097152 2122000 2172928 2176000 2228224 2254625 2308736 2621440 2716160 2785280 2885920 3276800 3395200 3481600 3607400 4096000 4194304 4244000 4345856 4352000 4456448 4509250 4617472 5242880 5432320 5570560 5771840 6553600 6790400 6963200 7214800 8192000 8388608 8488000 8691712 8704000 8912896 9018500 9234944 10485760 10864640 11141120 11543680 13107200 13580800 13926400 14429600 16384000 16976000 17383424 17408000 17825792 18037000 18469888 20971520 21729280 22282240 23087360 26214400 27161600 27852800 28859200 32768000 33952000 34766848 34816000 35651584 36074000 36939776 41943040 43458560 44564480 46174720 52428800 54323200 55705600 57718400 65536000 67904000 69533696 69632000 71303168 72148000 73879552 86917120 89128960 92349440 104857600 108646400 111411200 115436800 131072000 135808000 139067392 139264000 142606336 144296000 147759104 173834240 178257920 184698880 209715200 217292800 222822400 230873600 262144000 271616000 278134784 278528000 288592000 295518208 347668480 356515840 369397760 434585600 445644800 461747200 524288000 543232000 556269568 557056000 577184000 591036416 695336960 713031680 738795520 869171200 891289600 923494400 1048576000 1086464000 1112539136 1114112000 1154368000 1182072832 1390673920 1477591040 1738342400 1782579200 1846988800 2172928000 2225078272 2228224000 2308736000 2364145664 2781347840 2955182080 3476684800 3565158400 3693977600 4345856000 4450156544 4456448000 4617472000 4728291328 5562695680 5910364160 6953369600 7387955200 8691712000 8900313088 8912896000 9234944000 9456582656 11125391360 11820728320 13906739200 14775910400 17383424000 17825792000 18469888000 18913165312 22250782720 23641456640 27813478400 29551820800 34766848000 36939776000 37826330624 44501565440 47282913280 55626956800 59103641600 69533696000 73879552000 75652661248 94565826560 111253913600 118207283200 139067392000 147759104000 151305322496 189131653120 222507827200 236414566400 278134784000 295518208000 378263306240 472829132800 556269568000 591036416000 756526612480 945658265600 1112539136000 1182072832000 1891316531200 2364145664000 3782633062400 4728291328000 9456582656000 18913165312000
• Sum of all divisors σ(n): 50031265742640
• Sum of proper divisors (its aliquot sum) s(n): 31118100430640
• 18913165312000 is an abundant number, because the sum of its proper divisors (31118100430640) is greater than itself. Its abundance is 12204935118640

Bases of 18913165312000

• Binary: 100010011001110010000100000000000000000000000₂
• Hexadecimal: 0x113390800000
• Base-36: 6PCL6AX34

Squares and roots of 18913165312000

• 18913165312000 squared (18913165312000²) is 357707822119040057344000000
• 18913165312000 cubed (18913165312000³) is 6765387173132894747297031651328000000000
• The square root of 18913165312000 is 4348926.9149986873
• The cube root of 18913165312000 is 26643.3035549433

Scales and comparisons

• 18,913,165,312,000 seconds is equal to 601,380 years, 8 weeks, 7 hours, 6 minutes, 40 seconds.
• To count from 1 to 18,913,165,312,000 would take you about one million, five hundred three thousand, four hundred fifty 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 18913165312000 cubic inches would be around 2220.3 feet tall.

Recreational maths with 18913165312000

• 18913165312000 backwards is 00021356131981
• 18913165312000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18913165312000's digits is 40
• More coming soon!