28120789440
28,120,789,440 is an even composite number composed of six prime numbers multiplied together.
What does the number 28120789440 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 560 divisors.
28120789440 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred sixty divisors.
Prime factorization of 28120789440:
26 × 34 × 5 × 31 × 79 × 443
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 31 × 79 × 443)See below for interesting mathematical facts about the number 28120789440 from the Numbermatics database.
Names of 28120789440
- Cardinal: 28120789440 can be written as Twenty-eight billion, one hundred twenty million, seven hundred eighty-nine thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.812078944 × 1010
Factors of 28120789440
Divisors of 28120789440
- Number of divisors d(n): 560
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 32 36 40 45 48 54 60 62 64 72 79 80 81 90 93 96 108 120 124 135 144 155 158 160 162 180 186 192 216 237 240 248 270 279 288 310 316 320 324 360 372 395 405 432 443 465 474 480 496 540 558 576 620 632 648 711 720 744 790 810 837 864 886 930 948 960 992 1080 1116 1185 1240 1264 1296 1329 1395 1422 1440 1488 1580 1620 1674 1728 1772 1860 1896 1984 2133 2160 2215 2232 2370 2449 2480 2511 2528 2592 2658 2790 2844 2880 2976 3160 3240 3348 3544 3555 3720 3792 3987 4185 4266 4320 4430 4464 4740 4898 4960 5022 5056 5184 5316 5580 5688 5952 6320 6399 6480 6645 6696 7088 7110 7347 7440 7584 7974 8370 8532 8640 8860 8928 9480 9796 9920 10044 10632 10665 11160 11376 11961 12245 12555 12640 12798 12960 13290 13392 13733 14176 14220 14694 14880 15168 15948 16740 17064 17720 17856 18960 19592 19935 20088 21264 21330 22041 22320 22752 23922 24490 25110 25280 25596 25920 26580 26784 27466 28352 28440 29388 29760 31896 31995 33480 34128 34997 35440 35883 36735 37920 39184 39870 40176 41199 42528 42660 44082 44640 45504 47844 48980 50220 51192 53160 53568 54932 56880 58776 59805 63792 63990 66123 66960 68256 68665 69994 70880 71766 73470 75840 78368 79740 80352 82398 85056 85320 88164 89280 95688 97960 100440 102384 104991 106320 109864 110205 113760 117552 119610 123597 127584 127980 132246 133920 136512 137330 139988 141760 143532 146940 156736 159480 160704 164796 170640 174985 176328 179415 191376 195920 198369 200880 204768 205995 209982 212640 219728 220410 227520 235104 239220 247194 255168 255960 264492 267840 274660 279976 287064 293880 314973 318960 329592 330615 341280 349970 352656 358830 370791 382752 391840 396738 401760 409536 411990 419964 425280 439456 440820 470208 478440 494388 511920 524955 528984 549320 559952 574128 587760 617985 629946 637920 659184 661230 682560 699940 705312 717660 741582 765504 783680 793476 803520 823980 839928 878912 881640 944919 956880 988776 991845 1023840 1049910 1057968 1084907 1098640 1112373 1119904 1148256 1175520 1235970 1259892 1275840 1318368 1322460 1399880 1410624 1435320 1483164 1574865 1586952 1647960 1679856 1763280 1853955 1889838 1913760 1977552 1983690 2047680 2099820 2115936 2169814 2197280 2224746 2239808 2296512 2351040 2471940 2519784 2636736 2644920 2799760 2834757 2870640 2966328 3149730 3173904 3254721 3295920 3359712 3526560 3707910 3779676 3827520 3955104 3967380 4199640 4231872 4339628 4394560 4449492 4724595 4943880 5039568 5289840 5424535 5561865 5599520 5669514 5741280 5932656 6299460 6347808 6509442 6591840 6719424 7053120 7415820 7559352 7910208 7934760 8399280 8679256 8898984 9449190 9764163 9887760 10079136 10579680 10849070 11123730 11199040 11339028 11482560 11865312 12598920 12695616 13018884 13183680 14173785 14831640 15118704 15869520 16273605 16798560 17358512 17797968 18898380 19528326 19775520 20158272 21159360 21698140 22247460 22678056 23730624 25197840 26037768 28347570 29292489 29663280 30237408 31739040 32547210 33597120 34717024 35595936 37796760 39056652 39551040 43396280 44494920 45356112 48820815 50395680 52075536 56695140 58584978 59326560 60474816 63478080 65094420 69434048 71191872 75593520 78113304 86792560 87877467 88989840 90712224 97641630 100791360 104151072 113390280 117169956 118653120 130188840 146462445 151187040 156226608 173585120 175754934 177979680 181424448 195283260 208302144 226780560 234339912 260377680 292924890 302374080 312453216 347170240 351509868 355959360 390566520 439387335 453561120 468679824 520755360 585849780 624906432 703019736 781133040 878774670 907122240 937359648 1041510720 1171699560 1406039472 1562266080 1757549340 1874719296 2343399120 2812078944 3124532160 3515098680 4686798240 5624157888 7030197360 9373596480 14060394720 28120789440
- Sum of all divisors σ(n): 104800481280
- Sum of proper divisors (its aliquot sum) s(n): 76679691840
- 28120789440 is an abundant number, because the sum of its proper divisors (76679691840) is greater than itself. Its abundance is 48558902400
Bases of 28120789440
- Binary: 110100011000010000100110001110000002
- Hexadecimal: 0x68C2131C0
- Base-36: CX2E400
Squares and roots of 28120789440
- 28120789440 squared (281207894402) is 790778798728815513600
- 28120789440 cubed (281207894403) is 22237324092669160718551056384000
-
The
square root of 28120789440 is 167692.5443780969 -
The
cube root of 28120789440 is 3040.9492303525
Scales and comparisons
How big is 28120789440?- 28,120,789,440 seconds is equal to 894 years, 8 weeks, 2 hours, 24 minutes.
-
To count from 1 to 28,120,789,440 would take you about one thousand, seven hundred eighty-eight 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 28120789440 cubic inches would be around 253.4 feet tall.
Recreational maths with 28120789440
- 28120789440 backwards is 04498702182
- 28120789440 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28120789440's digits is 45
- More coming soon!
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