138400193851370

Names of 138400193851370

• Cardinal: 138400193851370 can be written as One hundred thirty-eight trillion, four hundred billion, one hundred ninety-three million, eight hundred fifty-one thousand, three hundred seventy.

Scientific notation

• Scientific notation: 1.3840019385137 × 10¹⁴

Factors of 138400193851370

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 140985

Divisors of 138400193851370

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 5 10 11 17 22 34 53 55 85 106 110 121 170 187 242 265 289 374 530 578 583 605 901 935 1166 1210 1445 1802 1870 2057 2809 2890 2915 3179 4114 4505 5618 5830 6358 6413 9010 9911 10285 12826 14045 15317 15895 19822 20570 28090 30634 30899 31790 32065 34969 47753 49555 61798 64130 69938 76585 95506 99110 109021 140897 153170 154495 168487 174845 218042 238765 281794 308990 336974 339889 349690 477530 525283 545105 679778 704485 811801 842435 1050566 1090210 1408970 1549867 1623602 1684870 1699445 1853357 2395249 2626415 3099734 3398890 3706714 4059005 4790498 5252830 5778113 7467541 7749335 8118010 8929811 9266785 11556226 11976245 14935082 15498670 17048537 17859622 18533570 23952490 26347739 28890565 34097074 37337705 40719233 44649055 52695478 57781130 74675410 81438466 82142951 85242685 89298110 98227921 126948197 131738695 164285902 170485370 196455842 203596165 253896394 263477390 289825129 395779673 407192330 410714755 447911563 491139605 579650258 634740985 791559346 821429510 895823126 903572461 982279210 1269481970 1396430167 1449125645 1807144922 1978898365 2158119349 2239557815 2792860334 2898251290 3957796730 4316238698 4353576403 4479115630 4517862305 4927027193 6728254441 6982150835 8707152806 9035724610 9854054386 10790596745 13456508882 13964301670 15360731837 21581193490 21767882015 23739312839 24635135965 30721463674 33641272205 43535764030 47478625678 47889340433 49270271930 67282544410 74010798851 76803659185 95778680866 114380325497 118696564195 148021597702 153607318370 228760650994 237393128390 239446702165 261132441229 370053994255 478893404330 522264882458 571901627485 740107988510 814118787361 1143803254970 1258183580467 1305662206145 1628237574722 2516367160934 2611324412290 4070593936805 6290917902335 8141187873610 12581835804670 13840019385137 27680038770274 69200096925685 138400193851370
• Sum of all divisors σ(n): 296475423469092
• Sum of proper divisors (its aliquot sum) s(n): 158075229617722
• 138400193851370 is an abundant number, because the sum of its proper divisors (158075229617722) is greater than itself. Its abundance is 19675035766352

Bases of 138400193851370

• Binary: 11111011101111111001110011001000010111111101010₂
• Hexadecimal: 0x7DDFCE642FEA
• Base-36: 1D246615GQ

Squares and roots of 138400193851370

• 138400193851370 squared (138400193851370²) is 19154613658096794353650876900
• 138400193851370 cubed (138400193851370³) is 2651002243428695781320459426446988766353000
• The square root of 138400193851370 is 11764361.1748097057
• The cube root of 138400193851370 is 51726.3974892395

Scales and comparisons

• 138,400,193,851,370 seconds is equal to 4,400,698 years, 3 weeks, 2 days, 12 hours, 2 minutes, 50 seconds.
• To count from 1 to 138,400,193,851,370 would take you about eleven million, one thousand, seven hundred forty-five 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 138400193851370 cubic inches would be around 4310.5 feet tall.

Recreational maths with 138400193851370

• 138400193851370 backwards is 073158391004831
• 138400193851370 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138400193851370's digits is 53
• More coming soon!