13251531420
13,251,531,420 is an even composite number composed of six prime numbers multiplied together.
13251531420 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 13251531420:
22 × 33 × 5 × 23 × 61 × 17491
(2 × 2 × 3 × 3 × 3 × 5 × 23 × 61 × 17491)See below for interesting mathematical facts about the number 13251531420 from the Numbermatics database.
Names of 13251531420
- Cardinal: 13251531420 can be written as Thirteen billion, two hundred fifty-one million, five hundred thirty-one thousand, four hundred twenty.
Scientific notation
- Scientific notation: 1.325153142 × 1010
Factors of 13251531420
Divisors of 13251531420
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 23 27 30 36 45 46 54 60 61 69 90 92 108 115 122 135 138 180 183 207 230 244 270 276 305 345 366 414 460 540 549 610 621 690 732 828 915 1035 1098 1220 1242 1380 1403 1647 1830 2070 2196 2484 2745 2806 3105 3294 3660 4140 4209 5490 5612 6210 6588 7015 8235 8418 10980 12420 12627 14030 16470 16836 17491 21045 25254 28060 32940 34982 37881 42090 50508 52473 63135 69964 75762 84180 87455 104946 126270 151524 157419 174910 189405 209892 252540 262365 314838 349820 378810 402293 472257 524730 629676 757620 787095 804586 944514 1049460 1066951 1206879 1574190 1609172 1889028 2011465 2133902 2361285 2413758 3148380 3200853 3620637 4022930 4267804 4722570 4827516 5334755 6034395 6401706 7241274 8045860 9445140 9602559 10669510 10861911 12068790 12803412 14482548 16004265 18103185 19205118 21339020 21723822 24137580 24539873 28807677 32008530 36206370 38410236 43447644 48012795 49079746 54309555 57615354 64017060 72412740 73619619 96025590 98159492 108619110 115230708 122699365 144038385 147239238 192051180 217238220 220858857 245398730 288076770 294478476 368098095 441717714 490797460 576153540 662576571 736196190 883435428 1104294285 1325153142 1472392380 2208588570 2650306284 3312882855 4417177140 6625765710 13251531420
- Sum of all divisors σ(n): 43727201280
- Sum of proper divisors (its aliquot sum) s(n): 30475669860
- 13251531420 is an abundant number, because the sum of its proper divisors (30475669860) is greater than itself. Its abundance is 17224138440
Bases of 13251531420
- Binary: 11000101011101101001010010100111002
- Hexadecimal: 0x315DA529C
- Base-36: 635MB30
Squares and roots of 13251531420
- 13251531420 squared (132515314202) is 175603084975247216400
- 13251531420 cubed (132515314203) is 2327009797998418410392139288000
-
The
square root of 13251531420 is 115115.2962034151 -
The
cube root of 13251531420 is 2366.4029072805
Scales and comparisons
How big is 13251531420?- 13,251,531,420 seconds is equal to 421 years, 18 weeks, 4 days, 4 hours, 57 minutes.
-
To count from 1 to 13,251,531,420 would take you about eight hundred forty-two 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 13251531420 cubic inches would be around 197.2 feet tall.
Recreational maths with 13251531420
- 13251531420 backwards is 02413515231
- 13251531420 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13251531420's digits is 27
- More coming soon!
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