4538125440

Names of 4538125440

• Cardinal: 4538125440 can be written as Four billion, five hundred thirty-eight million, one hundred twenty-five thousand, four hundred forty.

Scientific notation

• Scientific notation: 4.53812544 × 10⁹

Factors of 4538125440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 87551

Divisors of 4538125440

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 270 288 320 324 360 384 405 432 480 540 576 640 648 720 810 864 960 1080 1152 1296 1440 1620 1728 1920 2160 2592 2880 3240 3456 4320 5184 5760 6480 8640 10368 12960 17280 25920 51840 87541 175082 262623 350164 437705 525246 700328 787869 875410 1050492 1313115 1400656 1575738 1750820 2100984 2363607 2626230 2801312 3151476 3501640 3939345 4201968 4727214 5252460 5602624 6302952 7003280 7090821 7878690 8403936 9454428 10504920 11205248 11818035 12605904 14006560 14181642 15757380 16807872 18908856 21009840 23636070 25211808 28013120 28363284 31514760 33615744 35454105 37817712 42019680 47272140 50423616 56026240 56726568 63029520 70908210 75635424 84039360 94544280 100847232 113453136 126059040 141816420 151270848 168078720 189088560 226906272 252118080 283632840 302541696 378177120 453812544 504236160 567265680 756354240 907625088 1134531360 1512708480 2269062720 4538125440
• Sum of all divisors σ(n): 16206650460
• Sum of proper divisors (its aliquot sum) s(n): 11668525020
• 4538125440 is an abundant number, because the sum of its proper divisors (11668525020) is greater than itself. Its abundance is 7130399580

Bases of 4538125440

• Binary: 100001110011111100100110010000000₂
• Hexadecimal: 0x10E7E4C80
• Base-36: 231VS00

Squares and roots of 4538125440

• 4538125440 squared (4538125440²) is 20594582509175193600
• 4538125440 cubed (4538125440³) is 93460798811066979493085184000
• The square root of 4538125440 is 67365.6102176771
• The cube root of 4538125440 is 1655.6130160645

Scales and comparisons

• 4,538,125,440 seconds is equal to 144 years, 15 weeks, 3 days, 14 hours, 24 minutes.
• To count from 1 to 4,538,125,440 would take you about two hundred eighty-eight 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 4538125440 cubic inches would be around 138 feet tall.

Recreational maths with 4538125440

• 4538125440 backwards is 0445218354
• 4538125440 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 4538125440's digits is 36
• More coming soon!