138992523345

Names of 138992523345

• Cardinal: 138992523345 can be written as One hundred thirty-eight billion, nine hundred ninety-two million, five hundred twenty-three thousand, three hundred forty-five.

Scientific notation

• Scientific notation: 1.38992523345 × 10¹¹

Factors of 138992523345

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 199

Divisors of 138992523345

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 9 13 15 17 27 37 39 41 45 51 65 83 85 111 117 123 135 153 185 195 205 221 249 255 333 351 369 415 459 481 533 555 585 615 629 663 697 747 765 999 1079 1105 1107 1245 1369 1411 1443 1517 1599 1665 1755 1845 1887 1989 2091 2241 2295 2405 2665 3071 3145 3237 3315 3403 3485 3735 4107 4233 4329 4551 4797 4995 5395 5535 5661 5967 6273 6845 7055 7215 7585 7995 8177 9061 9213 9435 9711 9945 10209 10455 11205 12321 12699 12987 13653 14391 15355 16185 16983 17015 17797 18343 18819 19721 20535 21165 21645 22755 23273 23985 24531 25789 27183 27639 28305 29133 29835 30627 31365 36963 38097 39923 40885 40959 44239 45305 46065 48555 51045 52207 53391 55029 56129 57851 59163 61605 63495 64935 68265 69819 71955 73593 77367 81549 82917 84915 88985 91715 91881 94095 98605 113627 116365 119769 122655 125911 128945 132717 135915 138195 145665 153135 156621 160173 165087 168387 173553 177489 184815 190485 199615 204795 209457 220779 221195 232101 244647 261035 266955 275145 280645 289255 295815 302549 335257 340881 349095 359307 367965 377733 386835 398151 407745 414585 459405 469863 480519 495261 505161 520659 532467 568135 598845 628371 629555 663585 678691 696303 729677 752063 783105 800865 825435 841935 867765 887445 907647 954193 1005771 1022643 1047285 1077921 1103895 1133199 1160505 1194453 1223235 1409589 1477151 1512745 1515483 1561977 1636843 1676285 1704405 1796535 1888665 1931659 1990755 2036073 2140487 2189031 2256189 2349315 2402595 2476305 2525805 2603295 2662335 2722941 2862579 3017313 3067929 3141855 3393455 3399597 3481515 3648385 3760315 4431453 4538235 4658707 4770965 4910529 5028855 5113215 5389605 5665995 5794977 5972265 6108219 6421461 6567093 6768567 7047945 7385755 7577415 7809885 8168823 8184215 8587737 9051939 9658295 10180365 10702435 10945155 11280945 12404509 13294359 13614705 13976121 14312895 14731587 15086565 15339645 16997985 17384931 18324657 19264383 19701279 20305701 22157265 23293535 24552645 25111567 25763211 27826331 28974885 30541095 32107305 32835465 33842835 37213527 39883077 40844115 41928363 42938685 44194761 45259695 52154793 57793149 60563191 62022545 66471795 69880605 73657935 75334701 79198019 83478993 86924655 91623285 96321915 98506395 101528505 111640581 125557835 125785089 128816055 139131655 181689573 186067635 199415385 209641815 220973805 226004103 237594057 250436979 260773965 288965745 302815955 334921743 376673505 395990095 417394965 545068719 558202905 628925445 678012309 712782171 751310937 908447865 1029574247 1130020515 1187970285 1252184895 1635206157 1674608715 2138346513 2725343595 3088722741 3390061545 3563910855 3756554685 5147871235 8176030785 9266168223 10691732565 15443613705 27798504669 46330841115 138992523345
• Sum of all divisors σ(n): 300216430080
• Sum of proper divisors (its aliquot sum) s(n): 161223906735
• 138992523345 is an abundant number, because the sum of its proper divisors (161223906735) is greater than itself. Its abundance is 22231383390

Bases of 138992523345

• Binary: 10000001011100100110011001100001010001₂
• Hexadecimal: 0x205C999851
• Base-36: 1RUOK5E9

Squares and roots of 138992523345

• 138992523345 squared (138992523345²) is 19318921545810369989025
• 138992523345 cubed (138992523345³) is 2685185653956271337642644706288625
• The square root of 138992523345 is 372817.0105359999
• The cube root of 138992523345 is 5180.0085884211

Scales and comparisons

• 138,992,523,345 seconds is equal to 4,419 years, 27 weeks, 4 days, 18 hours, 15 minutes, 45 seconds.
• To count from 1 to 138,992,523,345 would take you about eight thousand, eight hundred thirty-nine 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 138992523345 cubic inches would be around 431.7 feet tall.

Recreational maths with 138992523345

• 138992523345 backwards is 543325299831
• The number of decimal digits it has is: 12
• The sum of 138992523345's digits is 54
• More coming soon!