138547500

Names of 138547500

• Cardinal: 138547500 can be written as One hundred thirty-eight million, five hundred forty-seven thousand, five hundred.

Scientific notation

• Scientific notation: 1.385475 × 10⁸

Factors of 138547500

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 59

Divisors of 138547500

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 25 26 28 29 30 35 39 42 49 50 52 58 60 65 70 75 78 84 87 91 98 100 105 116 125 130 140 145 147 150 156 174 175 182 195 196 203 210 245 250 260 273 290 294 300 325 348 350 364 375 377 390 406 420 435 455 490 500 525 546 580 588 609 625 637 650 700 725 735 750 754 780 812 870 875 910 975 980 1015 1050 1092 1131 1218 1225 1250 1274 1300 1365 1421 1450 1470 1500 1508 1625 1740 1750 1820 1875 1885 1911 1950 2030 2100 2175 2262 2275 2436 2450 2500 2548 2625 2639 2730 2842 2900 2940 3045 3185 3250 3500 3625 3675 3750 3770 3822 3900 4060 4263 4350 4375 4524 4550 4875 4900 5075 5250 5278 5460 5655 5684 6090 6125 6370 6500 6825 7105 7250 7350 7500 7540 7644 7917 8125 8526 8700 8750 9100 9425 9555 9750 10150 10500 10556 10875 11310 11375 12180 12250 12740 13125 13195 13650 14210 14500 14700 15225 15834 15925 16250 17052 17500 18125 18375 18473 18850 19110 19500 20300 21315 21750 22620 22750 24375 24500 25375 26250 26390 27300 28275 28420 30450 30625 31668 31850 32500 34125 35525 36250 36750 36946 37700 38220 39585 42630 43500 45500 47125 47775 48750 50750 52500 52780 54375 55419 56550 56875 60900 61250 63700 65975 68250 71050 72500 73500 73892 76125 79170 79625 85260 91875 92365 94250 95550 97500 101500 106575 108750 110838 113100 113750 122500 126875 131950 136500 141375 142100 152250 158340 159250 170625 177625 183750 184730 188500 191100 197925 213150 217500 221676 227500 235625 238875 253750 263900 277095 282750 304500 318500 329875 341250 355250 367500 369460 380625 395850 398125 426300 461825 471250 477750 507500 532875 554190 565500 659750 682500 706875 710500 761250 791700 796250 888125 923650 942500 955500 989625 1065750 1108380 1194375 1319500 1385475 1413750 1522500 1592500 1649375 1776250 1847300 1979250 2131500 2309125 2388750 2664375 2770950 2827500 3298750 3552500 3958500 4618250 4777500 4948125 5328750 5541900 6597500 6927375 9236500 9896250 10657500 11545625 13854750 19792500 23091250 27709500 34636875 46182500 69273750 138547500
• Sum of all divisors σ(n): 523519920
• Sum of proper divisors (its aliquot sum) s(n): 384972420
• 138547500 is an abundant number, because the sum of its proper divisors (384972420) is greater than itself. Its abundance is 246424920

Bases of 138547500

• Binary: 1000010000100001000100101100₂
• Hexadecimal: 0x842112C
• Base-36: 2AHJXO

Squares and roots of 138547500

• 138547500 squared (138547500²) is 19195409756250000
• 138547500 cubed (138547500³) is 2659476033204046875000000
• The square root of 138547500 is 11770.6202045599
• The cube root of 138547500 is 517.4474263377

Scales and comparisons

• 138,547,500 seconds is equal to 4 years, 21 weeks, 13 hours, 25 minutes.
• To count from 1 to 138,547,500 would take you about six 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 138547500 cubic inches would be around 43.1 feet tall.

Recreational maths with 138547500

• 138547500 backwards is 005745831
• The number of decimal digits it has is: 9
• The sum of 138547500's digits is 33
• More coming soon!