30387960640

Names of 30387960640

• Cardinal: 30387960640 can be written as Thirty billion, three hundred eighty-seven million, nine hundred sixty thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.038796064 × 10¹⁰

Factors of 30387960640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2136

Divisors of 30387960640

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 5 8 10 16 20 23 32 40 46 64 80 89 92 115 160 178 184 230 320 356 368 445 460 529 712 736 890 920 1058 1424 1472 1780 1840 2017 2047 2116 2645 2848 3560 3680 4034 4094 4232 5290 5696 7120 7360 8068 8188 8464 10085 10235 10580 14240 16136 16376 16928 20170 20470 21160 28480 32272 32752 33856 40340 40940 42320 46391 47081 64544 65504 80680 81880 84640 92782 94162 129088 131008 161360 163760 169280 179513 185564 188324 231955 235405 322720 327520 359026 371128 376648 463910 470810 645440 655040 718052 742256 753296 897565 927820 941620 1066993 1436104 1484512 1506592 1795130 1855640 1883240 2133986 2872208 2969024 3013184 3590260 3711280 3766480 4128799 4267972 5334965 5744416 7180520 7422560 7532960 8257598 8535944 10669930 11488832 14361040 14845120 15065920 16515196 17071888 20643995 21339860 28722080 33030392 34143776 41287990 42679720 57444160 66060784 68287552 82575980 85359440 94962377 132121568 165151960 170718880 189924754 264243136 330303920 341437760 379849508 474811885 660607840 759699016 949623770 1321215680 1519398032 1899247540 3038796064 3798495080 6077592128 7596990160 15193980320 30387960640
• Sum of all divisors σ(n): 76532125320
• Sum of proper divisors (its aliquot sum) s(n): 46144164680
• 30387960640 is an abundant number, because the sum of its proper divisors (46144164680) is greater than itself. Its abundance is 15756204040

Bases of 30387960640

• Binary: 11100010011010000110111101101000000₂
• Hexadecimal: 0x713437B40
• Base-36: DYK7GHS

Squares and roots of 30387960640

• 30387960640 squared (30387960640²) is 923428151858189209600
• 30387960640 cubed (30387960640³) is 28061098332534596562997510144000
• The square root of 30387960640 is 174321.4290900577
• The cube root of 30387960640 is 3120.5694446045

Scales and comparisons

• 30,387,960,640 seconds is equal to 966 years, 12 weeks, 4 days, 12 hours, 10 minutes, 40 seconds.
• To count from 1 to 30,387,960,640 would take you about one thousand, nine hundred thirty-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 30387960640 cubic inches would be around 260 feet tall.

Recreational maths with 30387960640

• 30387960640 backwards is 04606978303
• 30387960640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30387960640's digits is 46
• More coming soon!