664144000

Names of 664144000

• Cardinal: 664144000 can be written as Six hundred sixty-four million, one hundred forty-four thousand.

Scientific notation

• Scientific notation: 6.64144 × 10⁸

Factors of 664144000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 154

Divisors of 664144000

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 31 32 40 50 52 62 64 65 80 100 103 104 124 125 128 130 155 160 200 206 208 248 250 260 310 320 325 400 403 412 416 496 500 515 520 620 640 650 775 800 806 824 832 992 1000 1030 1040 1240 1300 1339 1550 1600 1612 1625 1648 1664 1984 2000 2015 2060 2080 2480 2575 2600 2678 3100 3193 3200 3224 3250 3296 3875 3968 4000 4030 4120 4160 4960 5150 5200 5356 6200 6386 6448 6500 6592 6695 7750 8000 8060 8240 8320 9920 10075 10300 10400 10712 12400 12772 12875 12896 13000 13184 13390 15500 15965 16000 16120 16480 19840 20150 20600 20800 21424 24800 25544 25750 25792 26000 26780 31000 31930 32240 32960 33475 40300 41200 41509 41600 42848 49600 50375 51088 51500 51584 52000 53560 62000 63860 64480 65920 66950 79825 80600 82400 83018 85696 99200 100750 102176 103000 104000 107120 124000 127720 128960 133900 159650 161200 164800 166036 167375 171392 201500 204352 206000 207545 208000 214240 248000 255440 257920 267800 319300 322400 329600 332072 334750 399125 403000 408704 412000 415090 428480 496000 510880 535600 638600 644800 664144 669500 798250 806000 824000 830180 856960 1021760 1037725 1071200 1277200 1289600 1328288 1339000 1596500 1612000 1648000 1660360 2043520 2075450 2142400 2554400 2656576 2678000 3193000 3224000 3320720 4150900 4284800 5108800 5188625 5313152 5356000 6386000 6448000 6641440 8301800 10217600 10377250 10712000 12772000 13282880 16603600 20754500 21424000 25544000 26565760 33207200 41509000 51088000 66414400 83018000 132828800 166036000 332072000 664144000
• Sum of all divisors σ(n): 1853429760
• Sum of proper divisors (its aliquot sum) s(n): 1189285760
• 664144000 is an abundant number, because the sum of its proper divisors (1189285760) is greater than itself. Its abundance is 525141760

Bases of 664144000

• Binary: 100111100101100000100010000000₂
• Hexadecimal: 0x27960880
• Base-36: AZEWSG

Squares and roots of 664144000

• 664144000 squared (664144000²) is 441087252736000000
• 664144000 cubed (664144000³) is 292945452381097984000000000
• The square root of 664144000 is 25770.9914438695
• The cube root of 664144000 is 872.4771958147

Scales and comparisons

• 664,144,000 seconds is equal to 21 years, 6 weeks, 20 hours, 26 minutes, 40 seconds.
• To count from 1 to 664,144,000 would take you about thirty-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 664144000 cubic inches would be around 72.7 feet tall.

Recreational maths with 664144000

• 664144000 backwards is 000441466
• 664144000 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 664144000's digits is 25
• More coming soon!