4942900820

Names of 4942900820

• Cardinal: 4942900820 can be written as Four billion, nine hundred forty-two million, nine hundred thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 4.94290082 × 10⁹

Factors of 4942900820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2753

Divisors of 4942900820

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 11 13 20 22 26 44 52 55 59 65 110 118 121 130 143 220 236 242 260 286 295 484 572 590 605 649 715 767 1180 1210 1298 1430 1534 1573 2420 2596 2663 2860 3068 3146 3245 3835 5326 6292 6490 7139 7670 7865 8437 10652 12980 13315 14278 15340 15730 16874 26630 28556 29293 31460 33748 34619 35695 42185 53260 58586 69238 71390 84370 92807 117172 138476 142780 146465 157117 168740 173095 185614 292930 314234 322223 346190 371228 380809 464035 585860 628468 644446 692380 761618 785585 928070 1288892 1523236 1571170 1611115 1728287 1856140 1904045 2042521 3142340 3222230 3456574 3808090 4085042 4188899 6444460 6913148 7616180 8170084 8377798 8641435 10212605 16755596 17282870 19011157 20425210 20944495 22467731 34565740 38022314 40850420 41888990 44935462 76044628 83777980 89870924 95055785 112338655 190111570 224677310 247145041 380223140 449354620 494290082 988580164 1235725205 2471450410 4942900820
• Sum of all divisors σ(n): 12500127360
• Sum of proper divisors (its aliquot sum) s(n): 7557226540
• 4942900820 is an abundant number, because the sum of its proper divisors (7557226540) is greater than itself. Its abundance is 2614325720

Bases of 4942900820

• Binary: 100100110100111101010111001010100₂
• Hexadecimal: 0x1269EAE54
• Base-36: 29QVIOK

Squares and roots of 4942900820

• 4942900820 squared (4942900820²) is 24432268516356672400
• 4942900820 cubed (4942900820³) is 120766280083959579418431368000
• The square root of 4942900820 is 70305.7666198157
• The cube root of 4942900820 is 1703.4417952549

Scales and comparisons

• 4,942,900,820 seconds is equal to 157 years, 8 weeks, 5 days, 12 hours, 20 seconds.
• To count from 1 to 4,942,900,820 would take you about three hundred fourteen 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 4942900820 cubic inches would be around 142 feet tall.

Recreational maths with 4942900820

• 4942900820 backwards is 0280092494
• The number of decimal digits it has is: 10
• The sum of 4942900820's digits is 38
• More coming soon!