21007952640
21,007,952,640 is an even composite number composed of six prime numbers multiplied together.
21007952640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of eight hundred sixty-four divisors.
Prime factorization of 21007952640:
28 × 35 × 5 × 17 × 29 × 137
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 17 × 29 × 137)See below for interesting mathematical facts about the number 21007952640 from the Numbermatics database.
Names of 21007952640
- Cardinal: 21007952640 can be written as Twenty-one billion, seven million, nine hundred fifty-two thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.100795264 × 1010
Factors of 21007952640
Divisors of 21007952640
- Number of divisors d(n): 864
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 29 30 32 34 36 40 45 48 51 54 58 60 64 68 72 80 81 85 87 90 96 102 108 116 120 128 135 136 137 144 145 153 160 162 170 174 180 192 204 216 232 240 243 255 256 261 270 272 274 288 290 306 320 324 340 348 360 384 405 408 411 432 435 459 464 480 486 493 510 522 540 544 548 576 580 612 640 648 680 685 696 720 765 768 783 810 816 822 864 870 918 928 960 972 986 1020 1044 1080 1088 1096 1152 1160 1215 1224 1233 1280 1296 1305 1360 1370 1377 1392 1440 1479 1530 1566 1620 1632 1644 1728 1740 1836 1856 1920 1944 1972 2040 2055 2088 2160 2176 2192 2295 2304 2320 2329 2349 2430 2448 2465 2466 2592 2610 2720 2740 2754 2784 2880 2958 3060 3132 3240 3264 3288 3456 3480 3672 3699 3712 3840 3888 3915 3944 3973 4080 4110 4131 4176 4320 4352 4384 4437 4590 4640 4658 4698 4860 4896 4930 4932 5184 5220 5440 5480 5508 5568 5760 5916 6120 6165 6264 6480 6528 6576 6885 6912 6960 6987 7047 7344 7395 7398 7424 7776 7830 7888 7946 8160 8220 8262 8352 8640 8768 8874 9180 9280 9316 9396 9720 9792 9860 9864 10368 10440 10880 10960 11016 11097 11136 11520 11645 11745 11832 11919 12240 12330 12528 12960 13056 13152 13311 13770 13920 13974 14094 14688 14790 14796 15552 15660 15776 15892 16320 16440 16524 16704 17280 17536 17748 18360 18495 18560 18632 18792 19440 19584 19720 19728 19865 20655 20736 20880 20961 21760 21920 22032 22185 22194 22272 23290 23490 23664 23838 24480 24660 25056 25920 26304 26622 27540 27840 27948 28188 29376 29580 29592 31104 31320 31552 31784 32640 32880 33048 33291 33408 34560 34935 35072 35235 35496 35757 36720 36990 37120 37264 37584 38880 39168 39440 39456 39730 39933 41310 41760 41922 43840 44064 44370 44388 46580 46980 47328 47676 48960 49320 50112 51840 52608 53244 55080 55485 55680 55896 56376 58752 59160 59184 59595 62208 62640 62883 63104 63568 65280 65760 66096 66555 66582 66816 67541 69870 70470 70992 71514 73440 73980 74528 75168 77760 78880 78912 79460 79866 82620 83520 83844 87680 88128 88740 88776 93160 93960 94656 95352 97920 98640 100224 103680 104805 105216 106488 107271 110160 110970 111360 111792 112752 117504 118320 118368 119190 119799 125280 125766 126208 127136 131520 132192 133110 133164 135082 139740 140940 141984 143028 146880 147960 149056 150336 155520 157760 157824 158920 159732 165240 166455 167040 167688 175360 176256 177480 177552 178785 186320 187920 188649 189312 190704 195840 197280 199665 200448 202623 209610 212976 214542 220320 221940 223584 225504 236640 236736 238380 239598 250560 251532 254272 263040 264384 266220 266328 270164 279480 281880 283968 286056 293760 295920 298112 300672 311040 314415 315520 315648 317840 319464 321813 330480 332910 334080 335376 337705 352512 354960 355104 357570 372640 375840 377298 378624 381408 394560 399330 405246 419220 425952 429084 440640 443880 447168 451008 473280 473472 476760 479196 501120 503064 508544 526080 528768 532440 532656 536355 540328 558960 563760 565947 567936 572112 587520 591840 596224 598995 601344 607869 628830 631040 635680 638928 643626 660960 665820 670752 675410 709920 710208 715140 745280 751680 754596 762816 789120 798660 810492 838440 851904 858168 881280 887760 894336 902016 943245 946560 946944 953520 958392 965439 1002240 1006128 1013115 1017088 1057536 1064880 1065312 1072710 1080656 1117920 1127520 1131894 1135872 1144224 1183680 1197990 1215738 1257660 1271360 1277856 1287252 1321920 1331640 1341504 1350820 1419840 1420416 1430280 1490560 1503360 1509192 1525632 1578240 1597320 1609065 1620984 1676880 1703808 1716336 1762560 1775520 1788672 1804032 1823607 1886490 1893120 1907040 1916784 1930878 2012256 2026230 2129760 2130624 2145420 2161312 2235840 2255040 2263788 2288448 2367360 2395980 2431476 2515320 2542720 2555712 2574504 2643840 2663280 2683008 2701640 2829735 2839680 2840832 2860560 2981120 3006720 3018384 3039345 3051264 3194640 3218130 3241968 3353760 3407616 3432672 3551040 3647214 3772980 3814080 3833568 3861756 4024512 4052460 4259520 4261248 4290840 4322624 4471680 4510080 4527576 4576896 4734720 4791960 4827195 4862952 5030640 5085440 5111424 5149008 5287680 5326560 5366016 5403280 5470821 5659470 5679360 5721120 6036768 6078690 6389280 6436260 6483936 6707520 6865344 7102080 7294428 7545960 7628160 7667136 7723512 8049024 8104920 8519040 8522496 8581680 8645248 8943360 9020160 9055152 9118035 9153792 9583920 9654390 9725904 10061280 10222848 10298016 10653120 10806560 10941642 11318940 11442240 12073536 12157380 12778560 12872520 12967872 13415040 13730688 14204160 14588856 15091920 15256320 15334272 15447024 16098048 16209840 16412463 17038080 17163360 17290496 18110304 18236070 19167840 19308780 19451808 20122560 20596032 21306240 21613120 21883284 22637880 22884480 24147072 24314760 25557120 25745040 25935744 26830080 27354105 27461376 29177712 30183840 30668544 30894048 32419680 32824926 34326720 36220608 36472140 38335680 38617560 38903616 40245120 41192064 42612480 43226240 43766568 45275760 45768960 48294144 48629520 51114240 51490080 51871488 54708210 58355424 60367680 61788096 64839360 65649852 68653440 72441216 72944280 76671360 77235120 77807232 80490240 82062315 82384128 86452480 87533136 90551520 97259040 102980160 109416420 116710848 120735360 123576192 129678720 131299704 137306880 144882432 145888560 153342720 154470240 155614464 164124630 175066272 181103040 194518080 205960320 218832840 233421696 241470720 247152384 259357440 262599408 291777120 308940480 328249260 350132544 362206080 389036160 411920640 437665680 466843392 525198816 583554240 617880960 656498520 700265088 724412160 778072320 875331360 1050397632 1167108480 1235761920 1312997040 1400530176 1750662720 2100795264 2334216960 2625994080 3501325440 4201590528 5251988160 7002650880 10503976320 21007952640
- Sum of all divisors σ(n): 83166108480
- Sum of proper divisors (its aliquot sum) s(n): 62158155840
- 21007952640 is an abundant number, because the sum of its proper divisors (62158155840) is greater than itself. Its abundance is 41150203200
Bases of 21007952640
- Binary: 100111001000010101111101011000000002
- Hexadecimal: 0x4E42BEB00
- Base-36: 9NFLC00
Squares and roots of 21007952640
- 21007952640 squared (210079526402) is 441334074124482969600
- 21007952640 cubed (210079526403) is 9271525327625387689843359744000
-
The
square root of 21007952640 is 144941.2040794473 -
The
cube root of 21007952640 is 2759.2723979957
Scales and comparisons
How big is 21007952640?- 21,007,952,640 seconds is equal to 667 years, 51 weeks, 2 days, 14 hours, 24 minutes.
-
To count from 1 to 21,007,952,640 would take you about one thousand, three hundred thirty-five 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 21007952640 cubic inches would be around 229.9 feet tall.
Recreational maths with 21007952640
- 21007952640 backwards is 04625970012
- 21007952640 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21007952640's digits is 36
- More coming soon!
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The information we have on file for 21007952640 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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