18393160064

Names of 18393160064

• Cardinal: 18393160064 can be written as Eighteen billion, three hundred ninety-three million, one hundred sixty thousand and sixty-four.

Scientific notation

• Scientific notation: 1.8393160064 × 10¹⁰

Factors of 18393160064

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 309

Divisors of 18393160064

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 8 16 17 19 31 32 34 38 62 64 68 76 113 124 127 128 136 152 226 248 254 272 304 323 452 496 508 527 544 589 608 646 904 992 1016 1054 1088 1178 1216 1292 1808 1921 1984 2032 2108 2147 2159 2176 2356 2413 2432 2584 3503 3616 3842 3937 3968 4064 4216 4294 4318 4712 4826 5168 7006 7232 7684 7874 8128 8432 8588 8636 9424 9652 10013 10336 14012 14351 14464 15368 15748 16256 16864 17176 17272 18848 19304 20026 20672 28024 28702 30736 31496 33728 34352 34544 36499 37696 38608 40052 41021 41344 56048 57404 59551 61472 62992 66557 66929 67456 68704 69088 72998 74803 75392 77216 80104 82042 112096 114808 119102 122944 125984 133114 133858 137408 138176 145996 149606 154432 160208 164084 224192 229616 238204 243967 245888 251968 266228 267716 272669 274816 276352 291992 299212 308864 320416 328168 444881 448384 459232 476408 487934 503936 532456 535432 545338 583984 598424 640832 656336 889762 918464 952816 975868 1064912 1070864 1090676 1131469 1167968 1196848 1271651 1281664 1312672 1779524 1836928 1905632 1951736 2129824 2141728 2181352 2262938 2335936 2393696 2543302 2625344 3559048 3811264 3903472 4259648 4283456 4362704 4525876 4635373 4671872 4787392 5086604 5250688 7118096 7562977 7622528 7806944 8452739 8519296 8566912 8725408 9051752 9270746 9574784 10173208 14236192 15125954 15613888 16905478 17450816 18103504 18541492 20346416 28472384 30251908 31227776 33810956 34901632 36207008 37082984 40692832 56944768 60503816 67621912 72414016 74165968 81385664 121007632 135243824 143696563 144828032 148331936 162771328 242015264 270487648 287393126 296663872 484030528 540975296 574786252 593327744 968061056 1081950592 1149572504 2299145008 4598290016 9196580032 18393160064
• Sum of all divisors σ(n): 42865459200
• Sum of proper divisors (its aliquot sum) s(n): 24472299136
• 18393160064 is an abundant number, because the sum of its proper divisors (24472299136) is greater than itself. Its abundance is 6079139072

Bases of 18393160064

• Binary: 10001001000010100010101100110000000₂
• Hexadecimal: 0x448515980
• Base-36: 8G6T94W

Squares and roots of 18393160064

• 18393160064 squared (18393160064²) is 338308337139924484096
• 18393160064 cubed (18393160064³) is 6222559396000307000850350342144
• The square root of 18393160064 is 135621.3849803931
• The cube root of 18393160064 is 2639.6850741573

Scales and comparisons

• 18,393,160,064 seconds is equal to 584 years, 43 weeks, 6 days, 19 hours, 7 minutes, 44 seconds.
• To count from 1 to 18,393,160,064 would take you about one thousand, one hundred sixty-nine 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 18393160064 cubic inches would be around 220 feet tall.

Recreational maths with 18393160064

• 18393160064 backwards is 46006139381
• The number of decimal digits it has is: 11
• The sum of 18393160064's digits is 41
• More coming soon!