28948291740

Names of 28948291740

• Cardinal: 28948291740 can be written as Twenty-eight billion, nine hundred forty-eight million, two hundred ninety-one thousand, seven hundred forty.

Scientific notation

• Scientific notation: 2.894829174 × 10¹⁰

Factors of 28948291740

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13975

Divisors of 28948291740

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 23 30 36 45 46 60 69 90 92 115 138 180 207 230 276 345 414 460 521 690 828 1035 1042 1380 1563 2070 2084 2605 3126 4140 4689 5210 6252 7815 9378 10420 11983 13421 15630 18756 23445 23966 26842 31260 35949 40263 46890 47932 53684 59915 67105 71898 80526 93780 107847 119830 120789 134210 143796 161052 179745 201315 215694 239660 241578 268420 308683 359490 402630 431388 483156 539235 603945 617366 718980 805260 926049 1078470 1207890 1234732 1543415 1852098 2156940 2415780 2778147 3086830 3704196 4630245 5556294 6173660 6992341 9260490 11112588 13890735 13984682 18520980 20977023 27781470 27969364 34961705 41954046 55562940 62931069 69923410 83908092 104885115 125862138 139846820 160823843 209770230 251724276 314655345 321647686 419540460 482471529 629310690 643295372 804119215 964943058 1258621380 1447414587 1608238430 1929886116 2412357645 2894829174 3216476860 4824715290 5789658348 7237072935 9649430580 14474145870 28948291740
• Sum of all divisors σ(n): 91810345536
• Sum of proper divisors (its aliquot sum) s(n): 62862053796
• 28948291740 is an abundant number, because the sum of its proper divisors (62862053796) is greater than itself. Its abundance is 33913762056

Bases of 28948291740

• Binary: 11010111101011100111110000010011100₂
• Hexadecimal: 0x6BD73E09C
• Base-36: DAR2CV0

Squares and roots of 28948291740

• 28948291740 squared (28948291740²) is 838003594664152227600
• 28948291740 cubed (28948291740³) is 24258772537506586004335680024000
• The square root of 28948291740 is 170141.9752442059
• The cube root of 28948291740 is 3070.4897145199

Scales and comparisons

• 28,948,291,740 seconds is equal to 920 years, 24 weeks, 1 day, 16 hours, 9 minutes.
• To count from 1 to 28,948,291,740 would take you about one thousand, eight hundred forty 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 28948291740 cubic inches would be around 255.9 feet tall.

Recreational maths with 28948291740

• 28948291740 backwards is 04719284982
• The number of decimal digits it has is: 11
• The sum of 28948291740's digits is 54
• More coming soon!