1369890990

Names of 1369890990

• Cardinal: 1369890990 can be written as One billion, three hundred sixty-nine million, eight hundred ninety thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.36989099 × 10⁹

Factors of 1369890990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 512

Divisors of 1369890990

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 30 39 43 45 65 73 78 86 90 117 129 130 146 195 215 219 234 258 365 373 387 390 430 438 559 585 645 657 730 746 774 949 1095 1118 1119 1170 1290 1314 1677 1865 1898 1935 2190 2238 2795 2847 3139 3285 3354 3357 3730 3870 4745 4849 5031 5590 5595 5694 6278 6570 6714 8385 8541 9417 9490 9698 10062 11190 14235 14547 15695 16039 16770 16785 17082 18834 24245 25155 27229 28251 28470 29094 31390 32078 33570 40807 42705 43641 47085 48117 48490 50310 54458 56502 72735 80195 81614 81687 85410 87282 94170 96234 122421 136145 141255 144351 145470 160390 163374 204035 208507 218205 240585 244842 245061 272290 282510 288702 353977 367263 408070 408435 417014 436410 481170 490122 612105 625521 707954 721755 734526 816870 1042535 1061931 1170847 1224210 1225305 1251042 1443510 1769885 1836315 1876563 2085070 2123862 2341694 2450610 3127605 3185793 3512541 3539770 3672630 3753126 5309655 5854235 6255210 6371586 7025082 9382815 10537623 10619310 11708470 15221011 15928965 17562705 18765630 21075246 30442022 31857930 35125410 45663033 52688115 76105055 91326066 105376230 136989099 152210110 228315165 273978198 456630330 684945495 1369890990
• Sum of all divisors σ(n): 3989329344
• Sum of proper divisors (its aliquot sum) s(n): 2619438354
• 1369890990 is an abundant number, because the sum of its proper divisors (2619438354) is greater than itself. Its abundance is 1249547364

Bases of 1369890990

• Binary: 1010001101001101110000010101110₂
• Hexadecimal: 0x51A6E0AE
• Base-36: MNLINI

Squares and roots of 1369890990

• 1369890990 squared (1369890990²) is 1876601324483180100
• 1369890990 cubed (1369890990³) is 2570739246231574825537299000
• The square root of 1369890990 is 37012.0384469703
• The cube root of 1369890990 is 1110.6110830493

Scales and comparisons

• 1,369,890,990 seconds is equal to 43 years, 29 weeks, 5 hours, 16 minutes, 30 seconds.
• To count from 1 to 1,369,890,990 would take you about eighty-seven 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 1369890990 cubic inches would be around 92.6 feet tall.

Recreational maths with 1369890990

• 1369890990 backwards is 0990989631
• The number of decimal digits it has is: 10
• The sum of 1369890990's digits is 54
• More coming soon!