21356608140
21,356,608,140 is an even composite number composed of six prime numbers multiplied together.
What does the number 21356608140 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 324 divisors.
21356608140 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 21356608140:
22 × 32 × 5 × 7 × 232 × 1792
(2 × 2 × 3 × 3 × 5 × 7 × 23 × 23 × 179 × 179)See below for interesting mathematical facts about the number 21356608140 from the Numbermatics database.
Names of 21356608140
- Cardinal: 21356608140 can be written as Twenty-one billion, three hundred fifty-six million, six hundred eight thousand, one hundred forty.
Scientific notation
- Scientific notation: 2.135660814 × 1010
Factors of 21356608140
Divisors of 21356608140
- Number of divisors d(n): 324
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Complete list of divisors:
1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 23 28 30 35 36 42 45 46 60 63 69 70 84 90 92 105 115 126 138 140 161 179 180 207 210 230 252 276 315 322 345 358 414 420 460 483 529 537 630 644 690 716 805 828 895 966 1035 1058 1074 1253 1260 1380 1449 1587 1610 1611 1790 1932 2070 2116 2148 2415 2506 2645 2685 2898 3174 3220 3222 3580 3703 3759 4117 4140 4761 4830 5012 5290 5370 5796 6265 6348 6444 7245 7406 7518 7935 8055 8234 9522 9660 10580 10740 11109 11277 12351 12530 14490 14812 15036 15870 16110 16468 18515 18795 19044 20585 22218 22554 23805 24702 25060 28819 28980 31740 32041 32220 33327 37030 37053 37590 41170 44436 45108 47610 49404 55545 56385 57638 61755 64082 66654 74060 74106 75180 82340 86457 94691 95220 96123 111090 112770 115276 123510 128164 133308 144095 148212 160205 166635 172914 185265 189382 192246 222180 224287 225540 247020 259371 284073 288190 288369 320410 333270 345828 370530 378764 384492 432285 448574 473455 480615 518742 568146 576380 576738 640820 662837 666540 672861 736943 741060 852219 864570 897148 946910 961230 1037484 1121435 1136292 1153476 1296855 1325674 1345722 1420365 1441845 1473886 1704438 1729140 1893820 1922460 1988511 2018583 2210829 2242870 2593710 2651348 2691444 2840730 2883690 2947772 3314185 3364305 3408876 3684715 3977022 4037166 4261095 4421658 4485740 5158601 5187420 5681460 5767380 5965533 6628370 6632487 6728610 7369430 7954044 8074332 8522190 8843316 9942555 10092915 10317202 11054145 11931066 13256740 13264974 13457220 14738860 15475803 16949689 17044380 19885110 20185830 20634404 22108290 23862132 25793005 26529948 29827665 30951606 33162435 33899378 39770220 40371660 44216580 46427409 50849067 51586010 59655330 61903212 66324870 67798756 77379015 84748445 92854818 101698134 103172020 118647823 119310660 132649740 152547201 154758030 169496890 185709636 203396268 232137045 237295646 254245335 305094402 309516060 338993780 355943469 464274090 474591292 508490670 593239115 610188804 711886938 762736005 928548180 1016981340 1067830407 1186478230 1423773876 1525472010 1779717345 2135660814 2372956460 3050944020 3559434690 4271321628 5339152035 7118869380 10678304070 21356608140
- Sum of all divisors σ(n): 77829954384
- Sum of proper divisors (its aliquot sum) s(n): 56473346244
- 21356608140 is an abundant number, because the sum of its proper divisors (56473346244) is greater than itself. Its abundance is 35116738104
Bases of 21356608140
- Binary: 100111110001111001111111010100011002
- Hexadecimal: 0x4F8F3FA8C
- Base-36: 9T768B0
Squares and roots of 21356608140
- 21356608140 squared (213566081402) is 456104711245514259600
- 21356608140 cubed (213566081403) is 9740849588878299375059433144000
-
The
square root of 21356608140 is 146139.0028021267 -
The
cube root of 21356608140 is 2774.4533464233
Scales and comparisons
How big is 21356608140?- 21,356,608,140 seconds is equal to 679 years, 3 weeks, 5 days, 23 hours, 9 minutes.
-
To count from 1 to 21,356,608,140 would take you about one thousand, three hundred fifty-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 21356608140 cubic inches would be around 231.2 feet tall.
Recreational maths with 21356608140
- 21356608140 backwards is 04180665312
- 21356608140 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21356608140's digits is 36
- More coming soon!
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