664442855424

Names of 664442855424

• Cardinal: 664442855424 can be written as Six hundred sixty-four billion, four hundred forty-two million, eight hundred fifty-five thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 6.64442855424 × 10¹¹

Factors of 664442855424

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 114161

Divisors of 664442855424

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 79 96 128 144 158 192 237 256 288 316 384 474 512 576 632 711 768 948 1024 1152 1264 1422 1536 1896 2048 2304 2528 2844 3072 3792 4096 4608 5056 5688 6144 7584 8192 9216 10112 11376 12288 15168 18432 20224 22752 24576 30336 36864 40448 45504 60672 73728 80896 91008 114077 121344 161792 182016 228154 242688 323584 342231 364032 456308 485376 647168 684462 728064 912616 970752 1026693 1368924 1456128 1825232 1941504 2053386 2737848 2912256 3650464 4106772 5475696 5824512 7300928 8213544 9012083 10951392 14601856 16427088 18024166 21902784 27036249 29203712 32854176 36048332 43805568 54072498 58407424 65708352 72096664 81108747 87611136 108144996 116814848 131416704 144193328 162217494 175222272 216289992 233629696 262833408 288386656 324434988 350444544 432579984 467259392 525666816 576773312 648869976 700889088 865159968 934518784 1051333632 1153546624 1297739952 1401778176 1730319936 2102667264 2307093248 2595479904 2803556352 3460639872 4205334528 4614186496 5190959808 6921279744 8410669056 9228372992 10381919616 13842559488 18456745984 20763839232 27685118976 36913491968 41527678464 55370237952 73826983936 83055356928 110740475904 166110713856 221480951808 332221427712 664442855424
• Sum of all divisors σ(n): 1943697468960
• Sum of proper divisors (its aliquot sum) s(n): 1279254613536
• 664442855424 is an abundant number, because the sum of its proper divisors (1279254613536) is greater than itself. Its abundance is 614811758112

Bases of 664442855424

• Binary: 1001101010110011111000010110000000000000₂
• Hexadecimal: 0x9AB3E16000
• Base-36: 8H8O4CG0

Squares and roots of 664442855424

• 664442855424 squared (664442855424²) is 441484308123998566219776
• 664442855424 cubed (664442855424³) is 293341094314798647999549914977665024
• The square root of 664442855424 is 815133.6426770767
• The cube root of 664442855424 is 8726.0804366359

Scales and comparisons

• 664,442,855,424 seconds is equal to 21,127 years, 11 weeks, 5 days, 19 hours, 50 minutes, 24 seconds.
• To count from 1 to 664,442,855,424 would take you about forty-two thousand, two hundred fifty-four 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 664442855424 cubic inches would be around 727.2 feet tall.

Recreational maths with 664442855424

• 664442855424 backwards is 424558244466
• The number of decimal digits it has is: 12
• The sum of 664442855424's digits is 54
• More coming soon!