1389458843928

Names of 1389458843928

• Cardinal: 1389458843928 can be written as One trillion, three hundred eighty-nine billion, four hundred fifty-eight million, eight hundred forty-three thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.389458843928 × 10¹²

Factors of 1389458843928

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4433

Divisors of 1389458843928

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 79 81 108 158 162 216 237 316 324 474 632 648 711 948 1422 1896 2133 2844 4266 4349 5688 6241 6399 8532 8698 12482 12798 13047 17064 17396 18723 24964 25596 26094 34792 37446 39141 49928 51192 52188 56169 74892 78282 104376 112338 117423 149784 156564 168507 224676 234846 313128 337014 343571 352269 449352 469692 493039 505521 674028 687142 704538 939384 986078 1011042 1030713 1348056 1374284 1409076 1479117 1972156 2022084 2061426 2748568 2818152 2958234 3092139 3944312 4044168 4122852 4437351 5916468 6184278 8245704 8874702 9276417 11832936 12368556 13312053 17749404 18552834 24737112 26624106 27142109 27829251 35498808 37105668 39936159 53248212 54284218 55658502 74211336 79872318 81426327 106496424 108568436 111317004 159744636 162852654 217136872 222634008 244278981 319489272 325705308 488557962 651410616 732836943 977115924 1465673886 1954231848 2144226611 2198510829 2931347772 4288453222 4397021658 5862695544 6432679833 8576906444 8794043316 12865359666 17153812888 17588086632 19298039499 25730719332 38596078998 51461438664 57894118497 77192157996 115788236994 154384315992 173682355491 231576473988 347364710982 463152947976 694729421964 1389458843928
• Sum of all divisors σ(n): 3942572040000
• Sum of proper divisors (its aliquot sum) s(n): 2553113196072
• 1389458843928 is an abundant number, because the sum of its proper divisors (2553113196072) is greater than itself. Its abundance is 1163654352144

Bases of 1389458843928

• Binary: 10100001110000010001100110110100100011000₂
• Hexadecimal: 0x14382336918
• Base-36: HQB3X5I0

Squares and roots of 1389458843928

• 1389458843928 squared (1389458843928²) is 1930595878969734262469184
• 1389458843928 cubed (1389458843928³) is 2682483518085447976031804119365514752
• The square root of 1389458843928 is 1178753.0886186471
• The cube root of 1389458843928 is 11158.7418127175

Scales and comparisons

• 1,389,458,843,928 seconds is equal to 44,180 years, 25 weeks, 4 days, 13 hours, 58 minutes, 48 seconds.
• To count from 1 to 1,389,458,843,928 would take you about one hundred ten thousand, four hundred fifty-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 1389458843928 cubic inches would be around 929.9 feet tall.

Recreational maths with 1389458843928

• 1389458843928 backwards is 8293488549831
• 1389458843928 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1389458843928's digits is 72
• More coming soon!