77628969990
77,628,969,990 is an even composite number composed of seven prime numbers multiplied together.
What does the number 77628969990 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 192 divisors.
77628969990 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 77628969990:
2 × 32 × 5 × 11 × 13 × 37 × 163021
(2 × 3 × 3 × 5 × 11 × 13 × 37 × 163021)See below for interesting mathematical facts about the number 77628969990 from the Numbermatics database.
Names of 77628969990
- Cardinal: 77628969990 can be written as Seventy-seven billion, six hundred twenty-eight million, nine hundred sixty-nine thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 7.762896999 × 1010
Factors of 77628969990
Divisors of 77628969990
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 5 6 9 10 11 13 15 18 22 26 30 33 37 39 45 55 65 66 74 78 90 99 110 111 117 130 143 165 185 195 198 222 234 286 330 333 370 390 407 429 481 495 555 585 666 715 814 858 962 990 1110 1170 1221 1287 1430 1443 1665 2035 2145 2405 2442 2574 2886 3330 3663 4070 4290 4329 4810 5291 6105 6435 7215 7326 8658 10582 12210 12870 14430 15873 18315 21645 26455 31746 36630 43290 47619 52910 79365 95238 158730 163021 238095 326042 476190 489063 815105 978126 1467189 1630210 1793231 2119273 2445315 2934378 3586462 4238546 4890630 5379693 6031777 6357819 7335945 8966155 10596365 10759386 12063554 12715638 14671890 16139079 17932310 18095331 19073457 21192730 23312003 26898465 30158885 31789095 32278158 36190662 38146914 46624006 53796930 54285993 60317770 63578190 66349547 69936009 78413101 80695395 90476655 95367285 108571986 116560015 132699094 139872018 156826202 161390790 180953310 190734570 199048641 209808027 233120030 235239303 271429965 331747735 349680045 392065505 398097282 419616054 470478606 542859930 597145923 663495470 699360090 705717909 784131010 862544111 995243205 1049040135 1176196515 1194291846 1411435818 1725088222 1990486410 2098080270 2352393030 2587632333 2985729615 3528589545 4312720555 5175264666 5971459230 7057179090 7762896999 8625441110 12938161665 15525793998 25876323330 38814484995 77628969990
- Sum of all divisors σ(n): 243531392832
- Sum of proper divisors (its aliquot sum) s(n): 165902422842
- 77628969990 is an abundant number, because the sum of its proper divisors (165902422842) is greater than itself. Its abundance is 88273452852
Bases of 77628969990
- Binary: 10010000100110000110000010100000001102
- Hexadecimal: 0x12130C1406
- Base-36: ZNUA8LI
Squares and roots of 77628969990
- 77628969990 squared (776289699902) is 6026256981708320600100
- 77628969990 cubed (776289699903) is 467812122385063198798461690999000
-
The
square root of 77628969990 is 278619.7587932341 -
The
cube root of 77628969990 is 4265.8731907501
Scales and comparisons
How big is 77628969990?- 77,628,969,990 seconds is equal to 2,468 years, 18 weeks, 5 days, 10 hours, 46 minutes, 30 seconds.
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To count from 1 to 77,628,969,990 would take you about four thousand, nine hundred thirty-six 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 77628969990 cubic inches would be around 355.5 feet tall.
Recreational maths with 77628969990
- 77628969990 backwards is 09996982677
- The number of decimal digits it has is: 11
- The sum of 77628969990's digits is 72
- More coming soon!
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