1388137688028

Names of 1388137688028

• Cardinal: 1388137688028 can be written as One trillion, three hundred eighty-eight billion, one hundred thirty-seven million, six hundred eighty-eight thousand and twenty-eight.

Scientific notation

• Scientific notation: 1.388137688028 × 10¹²

Factors of 1388137688028

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 10671

Divisors of 1388137688028

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 27 28 36 39 42 49 52 54 63 78 84 91 98 108 117 126 147 156 182 189 196 234 252 273 294 351 364 378 441 468 546 588 637 702 756 819 882 1092 1274 1323 1404 1638 1764 1911 2457 2467 2548 2646 3276 3822 4914 4934 5292 5733 7401 7644 8179 9828 9868 11466 14802 16358 17199 17269 22203 22932 24537 29604 32071 32716 34398 34538 44406 49074 51807 57253 64142 66609 68796 69076 73611 88812 96213 98148 103614 106327 114506 120883 128284 133218 147222 155421 171759 192426 207228 212654 220833 224497 229012 241766 266436 288639 294444 310842 318981 343518 362649 384852 400771 425308 441666 448994 466263 483532 515277 577278 621684 637962 673491 687036 725298 744289 801542 865917 883332 897988 932526 956943 1030554 1087947 1154556 1202313 1275924 1346982 1450596 1488578 1545831 1571479 1603084 1731834 1865052 1913886 2020473 2061108 2175894 2232867 2404626 2693964 2870829 2977156 3091662 3142958 3263841 3463668 3606939 3827772 4040946 4351788 4465734 4714437 4809252 5210023 5741658 6061419 6183324 6285916 6527682 6698601 7213878 8081892 8931468 9428874 10420046 10820817 11483316 12122838 13055364 13397202 14143311 14427756 15630069 18857748 20095803 20177593 20840092 21641634 24245676 26794404 28286622 31260138 40191606 40355186 42429933 43283268 46890207 56573244 60532779 62520276 80383212 80710372 84859866 93780414 121065558 140670621 141243151 169719732 181598337 187560828 242131116 262308709 281341242 282486302 363196674 423729453 524617418 544795011 562682484 564972604 726393348 786926127 847458906 988702057 1049234836 1089590022 1271188359 1573852254 1694917812 1836160963 1977404114 2179180044 2360778381 2542376718 2966106171 3147704508 3672321926 3813565077 3954808228 4721556762 5084753436 5508482889 5932212342 7082335143 7344643852 7627130154 8898318513 9443113524 11016965778 11864424684 12853126741 14164670286 15254260308 16525448667 17796637026 22033931556 25706253482 26694955539 28329340572 33050897334 35593274052 38559380223 49576346001 51412506964 53389911078 66101794668 77118760446 99152692002 106779822156 115678140669 154237520892 198305384004 231356281338 347034422007 462712562676 694068844014 1388137688028
• Sum of all divisors σ(n): 4510860345600
• Sum of proper divisors (its aliquot sum) s(n): 3122722657572
• 1388137688028 is an abundant number, because the sum of its proper divisors (3122722657572) is greater than itself. Its abundance is 1734584969544

Bases of 1388137688028

• Binary: 10100001100110011011101000010101111011100₂
• Hexadecimal: 0x14333742BDC
• Base-36: HPP9C730

Squares and roots of 1388137688028

• 1388137688028 squared (1388137688028²) is 1926926240923721054528784
• 1388137688028 cubed (1388137688028³) is 2674838937076339063736372340738197952
• The square root of 1388137688028 is 1178192.5513378535
• The cube root of 1388137688028 is 11155.2039575079

Scales and comparisons

• 1,388,137,688,028 seconds is equal to 44,138 years, 25 weeks, 1 day, 10 hours, 13 minutes, 48 seconds.
• To count from 1 to 1,388,137,688,028 would take you about one hundred ten thousand, three hundred forty-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 1388137688028 cubic inches would be around 929.6 feet tall.

Recreational maths with 1388137688028

• 1388137688028 backwards is 8208867318831
• 1388137688028 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1388137688028's digits is 63
• More coming soon!