1942991648

Names of 1942991648

• Cardinal: 1942991648 can be written as One billion, nine hundred forty-two million, nine hundred ninety-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.942991648 × 10⁹

Factors of 1942991648

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 997

Divisors of 1942991648

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 13 16 26 29 32 52 58 104 116 169 208 232 338 377 416 464 676 754 928 953 1352 1508 1906 2197 2704 3016 3812 4394 4901 5408 6032 7624 8788 9802 12064 12389 15248 17576 19604 24778 27637 30496 35152 39208 49556 55274 63713 70304 78416 99112 110548 127426 156832 161057 198224 221096 254852 322114 359281 396448 442192 509704 644228 718562 884384 1019408 1288456 1437124 2038816 2093741 2576912 2874248 4187482 4670653 5153824 5748496 8374964 9341306 11496992 16749928 18682612 33499856 37365224 60718489 66999712 74730448 121436978 149460896 242873956 485747912 971495824 1942991648
• Sum of all divisors σ(n): 4291282800
• Sum of proper divisors (its aliquot sum) s(n): 2348291152
• 1942991648 is an abundant number, because the sum of its proper divisors (2348291152) is greater than itself. Its abundance is 405299504

Bases of 1942991648

• Binary: 1110011110011111011001100100000₂
• Hexadecimal: 0x73CFB320
• Base-36: W4T1Y8

Squares and roots of 1942991648

• 1942991648 squared (1942991648²) is 3775216544197755904
• 1942991648 cubed (1942991648³) is 7335214214767662581814689792
• The square root of 1942991648 is 44079.3789429933
• The cube root of 1942991648 is 1247.8344687861

Scales and comparisons

• 1,942,991,648 seconds is equal to 61 years, 40 weeks, 4 days, 7 hours, 54 minutes, 8 seconds.
• To count from 1 to 1,942,991,648 would take you about one hundred twenty-three 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 1942991648 cubic inches would be around 104 feet tall.

Recreational maths with 1942991648

• 1942991648 backwards is 8461992491
• The number of decimal digits it has is: 10
• The sum of 1942991648's digits is 53
• More coming soon!