389870947664

Names of 389870947664

• Cardinal: 389870947664 can be written as Three hundred eighty-nine billion, eight hundred seventy million, nine hundred forty-seven thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 3.89870947664 × 10¹¹

Factors of 389870947664

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3243

Divisors of 389870947664

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 8 11 16 22 23 41 44 46 82 88 92 164 176 184 253 328 368 451 506 656 902 943 1012 1187 1804 1886 1979 2024 2374 3608 3772 3958 4048 4748 7216 7544 7916 9496 10373 13057 15088 15832 18992 20746 21769 26114 27301 31664 41492 43538 45517 48667 52228 54602 81139 82984 87076 91034 97334 104456 109204 162278 165968 174152 182068 194668 208912 218408 300311 324556 348304 364136 389336 436816 500687 535337 600622 649112 728272 778672 892529 1001374 1070674 1119341 1201244 1298224 1785058 1866197 2002748 2141348 2238682 2349073 2402488 3570116 3732394 4005496 4282696 4477364 4698146 4804976 7140232 7464788 8010992 8565392 8954728 9396292 12312751 14280464 14929576 17909456 18792584 20528167 24625502 25839803 29859152 37585168 41056334 49251004 51679606 54028679 82112668 96311993 98502008 103359212 108057358 164225336 192623986 197004016 206718424 216114716 328450672 385247972 413436848 432229432 594315469 770495944 864458864 1059431923 1188630938 1540991888 2118863846 2215175839 2377261876 4237727692 4430351678 4754523752 8475455384 8860703356 9509047504 16950910768 17721406712 24366934229 35442813424 48733868458 97467736916 194935473832 389870947664
• Sum of all divisors σ(n): 882033546240
• Sum of proper divisors (its aliquot sum) s(n): 492162598576
• 389870947664 is an abundant number, because the sum of its proper divisors (492162598576) is greater than itself. Its abundance is 102291650912

Bases of 389870947664

• Binary: 101101011000110000111101000110101010000₂
• Hexadecimal: 0x5AC61E8D50
• Base-36: 4Z3R3GI8

Squares and roots of 389870947664

• 389870947664 squared (389870947664²) is 151999355832425427056896
• 389870947664 cubed (389870947664³) is 59260132902705246826281949966290944
• The square root of 389870947664 is 624396.4667292729
• The cube root of 389870947664 is 7305.3376091785

Scales and comparisons

• 389,870,947,664 seconds is equal to 12,396 years, 35 weeks, 6 days, 5 hours, 27 minutes, 44 seconds.
• To count from 1 to 389,870,947,664 would take you about twenty-four thousand, seven hundred ninety-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 389870947664 cubic inches would be around 608.8 feet tall.

Recreational maths with 389870947664

• 389870947664 backwards is 466749078983
• The number of decimal digits it has is: 12
• The sum of 389870947664's digits is 71
• More coming soon!