138399494100

Names of 138399494100

• Cardinal: 138399494100 can be written as One hundred thirty-eight billion, three hundred ninety-nine million, four hundred ninety-four thousand, one hundred.

Scientific notation

• Scientific notation: 1.383994941 × 10¹¹

Factors of 138399494100

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 182597

Divisors of 138399494100

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 19 20 21 25 28 30 35 38 42 50 57 60 70 75 76 84 95 100 105 114 133 140 150 175 190 210 228 266 285 300 350 361 380 399 420 475 525 532 570 665 700 722 798 950 1050 1083 1140 1330 1425 1444 1596 1805 1900 1995 2100 2166 2527 2660 2850 3325 3610 3990 4332 5054 5415 5700 6650 7220 7581 7980 9025 9975 10108 10830 12635 13300 15162 18050 19950 21660 25270 27075 30324 36100 37905 39900 50540 54150 63175 75810 108300 126350 151620 182561 189525 252700 365122 379050 547683 730244 758100 912805 1095366 1277927 1825610 2190732 2555854 2738415 3468659 3651220 3833781 4564025 5111708 5476830 6389635 6937318 7667562 9128050 10405977 10953660 12779270 13692075 13874636 15335124 17343295 18256100 19168905 20811954 24280613 25558540 27384150 31948175 34686590 38337810 41623908 48561226 52029885 54768300 63896350 65904521 69373180 72841839 76675620 86716475 95844525 97122452 104059770 121403065 127792700 131809042 145683678 173432950 191689050 197713563 208119540 242806130 260149425 263618084 291367356 329522605 346865900 364209195 383378100 395427126 461331647 485612260 520298850 607015325 659045210 728418390 790854252 922663294 988567815 1040597700 1214030650 1318090420 1383994941 1456836780 1647613025 1821045975 1845326588 1977135630 2306658235 2428061300 2767989882 3295226050 3642091950 3954271260 4613316470 4942839075 5535979764 6590452100 6919974705 7284183900 9226632940 9885678150 11533291175 13839949410 19771356300 23066582350 27679898820 34599873525 46133164700 69199747050 138399494100
• Sum of all divisors σ(n): 482997711168
• Sum of proper divisors (its aliquot sum) s(n): 344598217068
• 138399494100 is an abundant number, because the sum of its proper divisors (344598217068) is greater than itself. Its abundance is 206198722968

Bases of 138399494100

• Binary: 10000000111001010000001010111111010100₂
• Hexadecimal: 0x203940AFD4
• Base-36: 1RKVHH3O

Squares and roots of 138399494100

• 138399494100 squared (138399494100²) is 19154419967135934810000
• 138399494100 cubed (138399494100³) is 2650962033230552003634579621000000
• The square root of 138399494100 is 372020.8248203317
• The cube root of 138399494100 is 5172.6310312871

Scales and comparisons

• 138,399,494,100 seconds is equal to 4,400 years, 35 weeks, 23 hours, 55 minutes.
• To count from 1 to 138,399,494,100 would take you about eight thousand, eight hundred 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 138399494100 cubic inches would be around 431.1 feet tall.

Recreational maths with 138399494100

• 138399494100 backwards is 001494993831
• The number of decimal digits it has is: 12
• The sum of 138399494100's digits is 51
• More coming soon!