12990278140
12,990,278,140 is an even composite number composed of five prime numbers multiplied together.
12990278140 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 12990278140:
22 × 5 × 7 × 21817 × 4253
(2 × 2 × 5 × 7 × 21817 × 4253)See below for interesting mathematical facts about the number 12990278140 from the Numbermatics database.
Names of 12990278140
- Cardinal: 12990278140 can be written as Twelve billion, nine hundred ninety million, two hundred seventy-eight thousand, one hundred forty.
Scientific notation
- Scientific notation: 1.299027814 × 1010
Factors of 12990278140
Divisors of 12990278140
- Number of divisors d(n): 48
-
Complete list of divisors:
1 2 4 5 7 10 14 20 28 35 70 140 4253 8506 17012 21265 21817 29771 42530 43634 59542 85060 87268 109085 119084 148855 152719 218170 297710 305438 436340 595420 610876 763595 1527190 3054380 92787701 185575402 371150804 463938505 649513907 927877010 1299027814 1855754020 2598055628 3247569535 6495139070 12990278140
- Sum of all divisors σ(n): 31185427392
- Sum of proper divisors (its aliquot sum) s(n): 18195149252
- 12990278140 is an abundant number, because the sum of its proper divisors (18195149252) is greater than itself. Its abundance is 5204871112
Bases of 12990278140
- Binary: 11000001100100011111101001111111002
- Hexadecimal: 0x30647E9FC
- Base-36: 5YU2QRG
Squares and roots of 12990278140
- 12990278140 squared (129902781402) is 168747326154561859600
- 12990278140 cubed (129902781403) is 2192074702129055186039629144000
-
The
square root of 12990278140 is 113974.9013599047 -
The
cube root of 12990278140 is 2350.7484044551
Scales and comparisons
How big is 12990278140?- 12,990,278,140 seconds is equal to 413 years, 2 weeks, 4 days, 10 hours, 35 minutes, 40 seconds.
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To count from 1 to 12,990,278,140 would take you about eight hundred twenty-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 12990278140 cubic inches would be around 195.9 feet tall.
Recreational maths with 12990278140
- 12990278140 backwards is 04187209921
- The number of decimal digits it has is: 11
- The sum of 12990278140's digits is 43
- More coming soon!
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