15857990001
15,857,990,001 is an odd composite number composed of five prime numbers multiplied together.
What does the number 15857990001 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 128 divisors.
15857990001 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 15857990001:
33 × 73 × 97 × 127 × 139
(3 × 3 × 3 × 7 × 7 × 7 × 97 × 127 × 139)See below for interesting mathematical facts about the number 15857990001 from the Numbermatics database.
Names of 15857990001
- Cardinal: 15857990001 can be written as Fifteen billion, eight hundred fifty-seven million, nine hundred ninety thousand and one.
Scientific notation
- Scientific notation: 1.5857990001 × 1010
Factors of 15857990001
Divisors of 15857990001
- Number of divisors d(n): 128
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Complete list of divisors:
1 3 7 9 21 27 49 63 97 127 139 147 189 291 343 381 417 441 679 873 889 973 1029 1143 1251 1323 2037 2619 2667 2919 3087 3429 3753 4753 6111 6223 6811 8001 8757 9261 12319 13483 14259 17653 18333 18669 20433 24003 26271 33271 36957 40449 42777 43561 47677 52959 56007 61299 86233 94381 99813 110871 121347 123571 128331 130683 143031 158877 168021 183897 258699 283143 299439 332613 364041 370713 392049 429093 476631 603631 660667 776097 849429 864997 898317 1112139 1176147 1287279 1712341 1810893 1982001 2328291 2548287 2594991 3336417 4225417 4624669 5137023 5432679 5946003 6054979 7784973 11986387 12676251 13874007 15411069 16298037 17838009 18164937 23354919 35959161 38028753 41622021 46233207 54494811 83904709 107877483 114086259 124866063 163484433 251714127 323632449 587332963 755142381 1761998889 2265427143 5285996667 15857990001
- Sum of all divisors σ(n): 28098560000
- Sum of proper divisors (its aliquot sum) s(n): 12240569999
- 15857990001 is a deficient number, because the sum of its proper divisors (12240569999) is less than itself. Its deficiency is 3617420002
Bases of 15857990001
- Binary: 11101100010011010110111001011100012
- Hexadecimal: 0x3B135B971
- Base-36: 7A9FRE9
Squares and roots of 15857990001
- 15857990001 squared (158579900012) is 251475846871815980001
- 15857990001 cubed (158579900013) is 3987901465186264939567873970001
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The
square root of 15857990001 is 125928.5114698017 -
The
cube root of 15857990001 is 2512.3648764935
Scales and comparisons
How big is 15857990001?- 15,857,990,001 seconds is equal to 504 years, 12 weeks, 1 day, 13 hours, 13 minutes, 21 seconds.
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To count from 1 to 15,857,990,001 would take you about one thousand and eight 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 15857990001 cubic inches would be around 209.4 feet tall.
Recreational maths with 15857990001
- 15857990001 backwards is 10009975851
- The number of decimal digits it has is: 11
- The sum of 15857990001's digits is 45
- More coming soon!
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