13491271540
13,491,271,540 is an even composite number composed of five prime numbers multiplied together.
13491271540 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 13491271540:
22 × 5 × 292 × 257 × 3121
(2 × 2 × 5 × 29 × 29 × 257 × 3121)See below for interesting mathematical facts about the number 13491271540 from the Numbermatics database.
Names of 13491271540
- Cardinal: 13491271540 can be written as Thirteen billion, four hundred ninety-one million, two hundred seventy-one thousand, five hundred forty.
Scientific notation
- Scientific notation: 1.349127154 × 1010
Factors of 13491271540
Divisors of 13491271540
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 4 5 10 20 29 58 116 145 257 290 514 580 841 1028 1285 1682 2570 3121 3364 4205 5140 6242 7453 8410 12484 14906 15605 16820 29812 31210 37265 62420 74530 90509 149060 181018 216137 362036 432274 452545 802097 864548 905090 1080685 1604194 1810180 2161370 2624761 3208388 4010485 4322740 5249522 8020970 10499044 13123805 16041940 23260813 26247610 46521626 52495220 93043252 116304065 232608130 465216260 674563577 1349127154 2698254308 3372817885 6745635770 13491271540
- Sum of all divisors σ(n): 29465923032
- Sum of proper divisors (its aliquot sum) s(n): 15974651492
- 13491271540 is an abundant number, because the sum of its proper divisors (15974651492) is greater than itself. Its abundance is 2483379952
Bases of 13491271540
- Binary: 11001001000010010001110111011101002
- Hexadecimal: 0x324247774
- Base-36: 674CRQS
Squares and roots of 13491271540
- 13491271540 squared (134912715402) is 182014407766013971600
- 13491271540 cubed (134912715403) is 2455605799363579274289448264000
-
The
square root of 13491271540 is 116151.9330015647 -
The
cube root of 13491271540 is 2380.5882981827
Scales and comparisons
How big is 13491271540?- 13,491,271,540 seconds is equal to 428 years, 50 weeks, 6 days, 23 hours, 25 minutes, 40 seconds.
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To count from 1 to 13,491,271,540 would take you about eight hundred fifty-seven 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 13491271540 cubic inches would be around 198.4 feet tall.
Recreational maths with 13491271540
- 13491271540 backwards is 04517219431
- The number of decimal digits it has is: 11
- The sum of 13491271540's digits is 37
- More coming soon!
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