7468438640

Names of 7468438640

• Cardinal: 7468438640 can be written as Seven billion, four hundred sixty-eight million, four hundred thirty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 7.46843864 × 10⁹

Factors of 7468438640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10381

Divisors of 7468438640

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 34 40 41 52 65 68 80 82 85 104 130 136 164 170 205 208 221 260 272 328 340 410 442 520 533 656 680 697 820 884 1040 1066 1105 1360 1394 1640 1768 2132 2210 2665 2788 3280 3485 3536 4264 4420 5330 5576 6970 8528 8840 9061 10303 10660 11152 13940 17680 18122 20606 21320 27880 36244 41212 42640 45305 51515 55760 72488 82424 90610 103030 133939 144976 164848 175151 181220 206060 267878 350302 362440 412120 422423 535756 669695 700604 724880 824240 844846 875755 1071512 1339390 1401208 1689692 1751510 2112115 2143024 2276963 2678780 2802416 3379384 3503020 4224230 4553926 5357560 5491499 6758768 7006040 7181191 8448460 9107852 10715120 10982998 11384815 14012080 14362382 16896920 18215704 21965996 22769630 27457495 28724764 33793840 35905955 36431408 43931992 45539260 54914990 57449528 71811910 87863984 91078520 93355483 109829980 114899056 143623820 182157040 186710966 219659960 287247640 373421932 439319920 466777415 574495280 746843864 933554830 1493687728 1867109660 3734219320 7468438640
• Sum of all divisors σ(n): 20284701696
• Sum of proper divisors (its aliquot sum) s(n): 12816263056
• 7468438640 is an abundant number, because the sum of its proper divisors (12816263056) is greater than itself. Its abundance is 5347824416

Bases of 7468438640

• Binary: 110111101001001110101010001110000₂
• Hexadecimal: 0x1BD275470
• Base-36: 3FIIK4W

Squares and roots of 7468438640

• 7468438640 squared (7468438640²) is 55777575719445049600
• 7468438640 cubed (7468438640³) is 416571401748629207789356544000
• The square root of 7468438640 is 86420.1286738223
• The cube root of 7468438640 is 1954.6842145347

Scales and comparisons

• 7,468,438,640 seconds is equal to 237 years, 24 weeks, 4 days, 6 hours, 17 minutes, 20 seconds.
• To count from 1 to 7,468,438,640 would take you about four hundred seventy-four 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 7468438640 cubic inches would be around 162.9 feet tall.

Recreational maths with 7468438640

• 7468438640 backwards is 0468348647
• The number of decimal digits it has is: 10
• The sum of 7468438640's digits is 50
• More coming soon!