390640829139

Names of 390640829139

• Cardinal: 390640829139 can be written as Three hundred ninety billion, six hundred forty million, eight hundred twenty-nine thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 3.90640829139 × 10¹¹

Factors of 390640829139

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 674

Divisors of 390640829139

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 11 27 31 33 37 71 93 99 111 213 279 297 333 341 407 521 639 781 837 961 999 1023 1147 1221 1563 1917 2201 2343 2627 2883 3069 3441 3663 4689 5731 6603 7029 7881 8649 9207 10323 10571 10989 12617 14067 16151 17193 19277 19809 21087 23643 24211 25947 28897 30969 31713 35557 36991 37851 48453 51579 57831 59427 68231 70929 72633 81437 86691 95139 106671 110973 113553 145359 154737 173493 177661 204693 212047 217899 244311 260073 285417 320013 332919 340659 391127 406901 436077 500681 520479 532983 597587 614079 636141 653697 732933 750541 780219 895807 960039 998757 1146721 1173381 1220703 1368667 1502043 1598949 1792761 1842237 1908423 2198799 2251623 2524547 2687421 3440163 3520143 3662109 4106001 4506129 4796847 5378283 5507491 5725269 6573457 6754869 7573641 8062263 10320489 10560429 10986327 12318003 12613931 13518387 15055337 16134849 16522473 18525197 19720371 20264607 22720923 24186789 27770017 30961467 35548351 36954009 37841793 42428677 45166011 49567419 55575591 59161113 68162769 83310051 106645053 113525379 127286031 135498033 148702257 166726773 177483339 203777167 249930153 319935159 340576137 381858093 391031861 406494099 466715447 500180319 611331501 749790459 959805477 1145574279 1173095583 1315288987 1400146341 1833994503 3519286749 3945866961 4200439023 5501983509 10557860247 11837600883 12601317069 14468178857 35512802649 43404536571 130213609713 390640829139
• Sum of all divisors σ(n): 680733434880
• Sum of proper divisors (its aliquot sum) s(n): 290092605741
• 390640829139 is a deficient number, because the sum of its proper divisors (290092605741) is less than itself. Its deficiency is 100548223398

Bases of 390640829139

• Binary: 101101011110100000000100000001011010011₂
• Hexadecimal: 0x5AF40202D3
• Base-36: 4ZGHGOUR

Squares and roots of 390640829139

• 390640829139 squared (390640829139²) is 152600257390405391481321
• 390640829139 cubed (390640829139³) is 59611891073812774551599122871012619
• The square root of 390640829139 is 625012.6631829151
• The cube root of 390640829139 is 7310.1430848559

Scales and comparisons

• 390,640,829,139 seconds is equal to 12,421 years, 8 weeks, 5 days, 21 hours, 25 minutes, 39 seconds.
• To count from 1 to 390,640,829,139 would take you about twenty-four thousand, eight hundred forty-two 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 390640829139 cubic inches would be around 609.2 feet tall.

Recreational maths with 390640829139

• 390640829139 backwards is 931928046093
• The number of decimal digits it has is: 12
• The sum of 390640829139's digits is 54
• More coming soon!