7242742944

Names of 7242742944

• Cardinal: 7242742944 can be written as Seven billion, two hundred forty-two million, seven hundred forty-two thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 7.242742944 × 10⁹

Factors of 7242742944

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2992

Divisors of 7242742944

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 71 72 96 127 142 144 213 254 284 288 381 426 508 568 639 762 852 1016 1136 1143 1278 1524 1704 2032 2272 2286 2556 2789 3048 3408 4064 4572 5112 5578 6096 6816 8367 9017 9144 10224 11156 12192 16734 18034 18288 20448 22312 25101 27051 33468 36068 36576 44624 50202 54102 66936 72136 81153 89248 100404 108204 133872 144272 162306 198019 200808 216408 267744 288544 324612 354203 396038 401616 432816 594057 649224 708406 792076 803232 865632 1062609 1188114 1298448 1416812 1584152 1782171 2125218 2376228 2596896 2833624 3168304 3187827 3564342 4250436 4752456 5667248 6336608 6375654 7128684 8500872 9504912 11334496 12751308 14257368 17001744 19009824 25148413 25502616 28514736 34003488 50296826 51005232 57029472 75445239 100593652 102010464 150890478 201187304 226335717 301780956 402374608 452671434 603561912 804749216 905342868 1207123824 1810685736 2414247648 3621371472 7242742944
• Sum of all divisors σ(n): 21058652160
• Sum of proper divisors (its aliquot sum) s(n): 13815909216
• 7242742944 is an abundant number, because the sum of its proper divisors (13815909216) is greater than itself. Its abundance is 6573166272

Bases of 7242742944

• Binary: 110101111101100110111110010100000₂
• Hexadecimal: 0x1AFB37CA0
• Base-36: 3BS5480

Squares and roots of 7242742944

• 7242742944 squared (7242742944²) is 52457325352861787136
• 7242742944 cubed (7242742944³) is 379934923060552018986493968384
• The square root of 7242742944 is 85104.3062600243
• The cube root of 7242742944 is 1934.7923307369

Scales and comparisons

• 7,242,742,944 seconds is equal to 230 years, 15 weeks, 3 days, 1 hour, 2 minutes, 24 seconds.
• To count from 1 to 7,242,742,944 would take you about four hundred sixty 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 7242742944 cubic inches would be around 161.2 feet tall.

Recreational maths with 7242742944

• 7242742944 backwards is 4492472427
• The number of decimal digits it has is: 10
• The sum of 7242742944's digits is 45
• More coming soon!