8012138420
8,012,138,420 is an even composite number composed of seven prime numbers multiplied together.
What does the number 8012138420 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 288 divisors.
8012138420 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 8012138420:
22 × 5 × 112 × 13 × 17 × 71 × 211
(2 × 2 × 5 × 11 × 11 × 13 × 17 × 71 × 211)See below for interesting mathematical facts about the number 8012138420 from the Numbermatics database.
Names of 8012138420
- Cardinal: 8012138420 can be written as Eight billion, twelve million, one hundred thirty-eight thousand, four hundred twenty.
Scientific notation
- Scientific notation: 8.01213842 × 109
Factors of 8012138420
Divisors of 8012138420
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 10 11 13 17 20 22 26 34 44 52 55 65 68 71 85 110 121 130 142 143 170 187 211 220 221 242 260 284 286 340 355 374 422 442 484 572 605 710 715 748 781 844 884 923 935 1055 1105 1207 1210 1420 1430 1562 1573 1846 1870 2057 2110 2210 2321 2414 2420 2431 2743 2860 3124 3146 3587 3692 3740 3905 4114 4220 4420 4615 4642 4828 4862 5486 6035 6292 7174 7810 7865 8228 8591 9230 9284 9724 10153 10285 10972 11605 12070 12155 13277 13715 14348 14981 15620 15691 15730 17182 17935 18460 20306 20570 23210 24140 24310 25531 26554 26741 27430 29962 30173 31382 31460 34364 35870 39457 40612 41140 42955 46420 46631 48620 50765 51062 53108 53482 54860 59924 60346 62764 66385 71740 74905 78455 78914 85910 93262 101530 102124 106964 111683 120692 127655 132770 133705 146047 149810 150865 156910 157828 164791 171820 172601 186524 194753 197285 203060 223366 233155 254677 255310 265540 267410 292094 299620 301730 313820 329582 331903 345202 389506 394570 434027 446732 466310 509354 510620 512941 534820 558415 584188 603460 659164 663806 690404 730235 779012 789140 823955 863005 868054 932620 973765 1018708 1025882 1116830 1273385 1327612 1460470 1647910 1659515 1726010 1736108 1812701 1898611 1947530 2051764 2142283 2170135 2233660 2546770 2564705 2801447 2920940 3295820 3310801 3319030 3452020 3625402 3797222 3895060 4284566 4340270 5093540 5129410 5602894 5642351 6621602 6638060 7250804 7594444 8569132 8680540 9063505 9493055 10258820 10711415 11205788 11284702 13243204 14007235 16554005 18127010 18986110 21422830 22569404 23565113 28014470 28211755 30815917 33108010 36254020 36418811 37972220 42845660 47130226 56028940 56423510 61631834 66216020 72837622 94260452 112847020 117825565 123263668 145675244 154079585 182094055 235651130 308159170 364188110 400606921 471302260 616318340 728376220 801213842 1602427684 2003034605 4006069210 8012138420
- Sum of all divisors σ(n): 21486705408
- Sum of proper divisors (its aliquot sum) s(n): 13474566988
- 8012138420 is an abundant number, because the sum of its proper divisors (13474566988) is greater than itself. Its abundance is 5462428568
Bases of 8012138420
- Binary: 1110111011000111110000111101101002
- Hexadecimal: 0x1DD8F87B4
- Base-36: 3OI7XKK
Squares and roots of 8012138420
- 8012138420 squared (80121384202) is 64194362061240096400
- 8012138420 cubed (80121384203) is 514334114618252169210943688000
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The
square root of 8012138420 is 89510.5492106935 -
The
cube root of 8012138420 is 2001.0110238293
Scales and comparisons
How big is 8012138420?- 8,012,138,420 seconds is equal to 254 years, 39 weeks, 4 days, 2 hours, 20 seconds.
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To count from 1 to 8,012,138,420 would take you about five hundred nine 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 8012138420 cubic inches would be around 166.8 feet tall.
Recreational maths with 8012138420
- 8012138420 backwards is 0248312108
- The number of decimal digits it has is: 10
- The sum of 8012138420's digits is 29
- More coming soon!
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