29991131520
29,991,131,520 is an even composite number composed of six prime numbers multiplied together.
29991131520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 29991131520:
27 × 3 × 5 × 7 × 23 × 97021
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 23 × 97021)See below for interesting mathematical facts about the number 29991131520 from the Numbermatics database.
Names of 29991131520
- Cardinal: 29991131520 can be written as Twenty-nine billion, nine hundred ninety-one million, one hundred thirty-one thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.999113152 × 1010
Factors of 29991131520
Divisors of 29991131520
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 23 24 28 30 32 35 40 42 46 48 56 60 64 69 70 80 84 92 96 105 112 115 120 128 138 140 160 161 168 184 192 210 224 230 240 276 280 320 322 336 345 368 384 420 448 460 480 483 552 560 640 644 672 690 736 805 840 896 920 960 966 1104 1120 1288 1344 1380 1472 1610 1680 1840 1920 1932 2208 2240 2415 2576 2688 2760 2944 3220 3360 3680 3864 4416 4480 4830 5152 5520 6440 6720 7360 7728 8832 9660 10304 11040 12880 13440 14720 15456 19320 20608 22080 25760 30912 38640 44160 51520 61824 77280 97021 103040 154560 194042 291063 309120 388084 485105 582126 679147 776168 970210 1164252 1358294 1455315 1552336 1940420 2037441 2231483 2328504 2716588 2910630 3104672 3395735 3880840 4074882 4462966 4657008 5433176 5821260 6209344 6694449 6791470 7761680 8149764 8925932 9314016 10187205 10866352 11157415 11642520 12418688 13388898 13582940 15523360 15620381 16299528 17851864 18628032 20374410 21732704 22314830 23285040 26777796 27165880 31046720 31240762 32599056 33472245 35703728 37256064 40748820 43465408 44629660 46570080 46861143 53555592 54331760 62093440 62481524 65198112 66944490 71407456 78101905 81497640 86930816 89259320 93140160 93722286 107111184 108663520 124963048 130396224 133888980 142814912 156203810 162995280 178518640 186280320 187444572 214222368 217327040 234305715 249926096 260792448 267777960 285629824 312407620 325990560 357037280 374889144 428444736 434654080 468611430 499852192 535555920 624815240 651981120 714074560 749778288 856889472 937222860 999704384 1071111840 1249630480 1303962240 1428149120 1499556576 1874445720 1999408768 2142223680 2499260960 2999113152 3748891440 4284447360 4998521920 5998226304 7497782880 9997043840 14995565760 29991131520
- Sum of all divisors σ(n): 114004730880
- Sum of proper divisors (its aliquot sum) s(n): 84013599360
- 29991131520 is an abundant number, because the sum of its proper divisors (84013599360) is greater than itself. Its abundance is 54022467840
Bases of 29991131520
- Binary: 110111110111001110001011001100000002
- Hexadecimal: 0x6FB9C5980
- Base-36: DRZY16O
Squares and roots of 29991131520
- 29991131520 squared (299911315202) is 899467969849937510400
- 29991131520 cubed (299911315203) is 26976062181796870538187767808000
-
The
square root of 29991131520 is 173179.4777680081 -
The
cube root of 29991131520 is 3106.9262932301
Scales and comparisons
How big is 29991131520?- 29,991,131,520 seconds is equal to 953 years, 32 weeks, 3 days, 13 hours, 52 minutes.
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To count from 1 to 29,991,131,520 would take you about one thousand, nine hundred 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 29991131520 cubic inches would be around 258.9 feet tall.
Recreational maths with 29991131520
- 29991131520 backwards is 02513119992
- 29991131520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 29991131520's digits is 42
- More coming soon!
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