71981068016
71,981,068,016 is an even composite number composed of six prime numbers multiplied together.
71981068016 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 71981068016:
24 × 11 × 13 × 19 × 312 × 1723
(2 × 2 × 2 × 2 × 11 × 13 × 19 × 31 × 31 × 1723)See below for interesting mathematical facts about the number 71981068016 from the Numbermatics database.
Names of 71981068016
- Cardinal: 71981068016 can be written as Seventy-one billion, nine hundred eighty-one million, sixty-eight thousand and sixteen.
Scientific notation
- Scientific notation: 7.1981068016 × 1010
Factors of 71981068016
Divisors of 71981068016
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 4 8 11 13 16 19 22 26 31 38 44 52 62 76 88 104 124 143 152 176 208 209 247 248 286 304 341 403 418 494 496 572 589 682 806 836 961 988 1144 1178 1364 1612 1672 1723 1922 1976 2288 2356 2717 2728 3224 3344 3446 3844 3952 4433 4712 5434 5456 6448 6479 6892 7657 7688 8866 9424 10571 10868 12493 12958 13784 15314 15376 17732 18259 18953 21142 21736 22399 24986 25916 27568 30628 32737 35464 36518 37906 42284 43472 44798 49972 51832 53413 61256 65474 70928 73036 75812 84227 84568 89596 99944 103664 106826 122512 130948 137423 146072 151624 168454 169136 179192 199888 200849 213652 237367 246389 261896 274846 292144 303248 336908 358384 360107 401698 425581 427304 474734 492778 523792 549692 587543 673816 694369 720214 803396 851162 854608 949468 985556 1014847 1099384 1175086 1347632 1388738 1440428 1606792 1655803 1702324 1898936 1971112 2029694 2198768 2350172 2611037 2777476 2880856 3213584 3311606 3404648 3797872 3942224 4059388 4681391 4700344 5222074 5554952 5761712 6623212 6809296 7638059 8118776 9362782 9400688 10444148 11109904 11163317 13193011 13246424 15276118 16237552 18213833 18725564 20888296 21525439 22326634 26386022 26492848 30552236 31460257 36427666 37451128 41776592 43050878 44653268 52772044 61104472 62920514 72855332 74902256 86101756 89306536 105544088 122208944 125841028 145123121 145710664 172203512 178613072 211088176 236779829 251682056 290246242 291421328 344407024 346062827 408983341 473559658 503364112 580492484 692125654 817966682 947119316 1160984968 1384251308 1635933364 1894238632 2321969936 2768502616 3271866728 3788477264 4498816751 5537005232 6543733456 8997633502 17995267004 35990534008 71981068016
- Sum of all divisors σ(n): 178314837120
- Sum of proper divisors (its aliquot sum) s(n): 106333769104
- 71981068016 is an abundant number, because the sum of its proper divisors (106333769104) is greater than itself. Its abundance is 34352701088
Bases of 71981068016
- Binary: 10000110000100110011111101110111100002
- Hexadecimal: 0x10C267EEF0
- Base-36: X2FO3JK
Squares and roots of 71981068016
- 71981068016 squared (719810680162) is 5181274152724018176256
- 71981068016 cubed (719810680163) is 372953647196770324021903412228096
-
The
square root of 71981068016 is 268292.8773113443 -
The
cube root of 71981068016 is 4159.8029834579
Scales and comparisons
How big is 71981068016?- 71,981,068,016 seconds is equal to 2,288 years, 40 weeks, 2 days, 5 hours, 6 minutes, 56 seconds.
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To count from 1 to 71,981,068,016 would take you about four thousand, five hundred seventy-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 71981068016 cubic inches would be around 346.7 feet tall.
Recreational maths with 71981068016
- 71981068016 backwards is 61086018917
- The number of decimal digits it has is: 11
- The sum of 71981068016's digits is 47
- More coming soon!
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