21155135040
21,155,135,040 is an even composite number composed of seven prime numbers multiplied together.
21155135040 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of eight hundred ninety-six divisors.
Prime factorization of 21155135040:
26 × 33 × 5 × 13 × 19 × 23 × 431
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 13 × 19 × 23 × 431)See below for interesting mathematical facts about the number 21155135040 from the Numbermatics database.
Names of 21155135040
- Cardinal: 21155135040 can be written as Twenty-one billion, one hundred fifty-five million, one hundred thirty-five thousand and forty.
Scientific notation
- Scientific notation: 2.115513504 × 1010
Factors of 21155135040
Divisors of 21155135040
- Number of divisors d(n): 896
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 19 20 23 24 26 27 30 32 36 38 39 40 45 46 48 52 54 57 60 64 65 69 72 76 78 80 90 92 95 96 104 108 114 115 117 120 130 135 138 144 152 156 160 171 180 184 190 192 195 207 208 216 228 230 234 240 247 260 270 276 285 288 299 304 312 320 342 345 351 360 368 380 390 414 416 431 432 437 456 460 468 480 494 513 520 540 552 570 576 585 598 608 621 624 684 690 702 720 736 741 760 780 828 832 855 862 864 874 897 912 920 936 960 988 1026 1035 1040 1080 1104 1140 1170 1196 1216 1235 1242 1248 1293 1311 1368 1380 1404 1440 1472 1482 1495 1520 1560 1656 1710 1724 1728 1748 1755 1794 1824 1840 1872 1976 2052 2070 2080 2155 2160 2185 2208 2223 2280 2340 2392 2470 2484 2496 2565 2586 2622 2691 2736 2760 2808 2880 2964 2990 3040 3105 3120 3312 3420 3448 3496 3510 3588 3648 3680 3705 3744 3879 3933 3952 4104 4140 4160 4310 4320 4370 4416 4446 4485 4560 4680 4784 4940 4968 5130 5172 5244 5382 5472 5520 5603 5616 5681 5928 5980 6080 6210 6240 6465 6555 6624 6669 6840 6896 6992 7020 7176 7360 7410 7488 7758 7866 7904 8073 8189 8208 8280 8620 8640 8740 8892 8970 9120 9360 9568 9880 9913 9936 10260 10344 10488 10764 10944 11040 11115 11206 11232 11362 11637 11799 11856 11960 12420 12480 12930 13110 13248 13338 13455 13680 13792 13984 14040 14352 14820 15516 15732 15808 16146 16378 16416 16560 16809 17043 17240 17480 17784 17940 18240 18720 19136 19395 19665 19760 19826 19872 20520 20688 20976 21528 22080 22230 22412 22464 22724 23274 23598 23712 23920 24567 24840 25860 26220 26676 26910 27360 27584 27968 28015 28080 28405 28704 29640 29739 31032 31464 32292 32756 32832 33120 33345 33618 34086 34480 34960 35568 35880 37440 38790 39330 39520 39652 39744 40365 40945 41040 41376 41952 43056 44460 44824 45448 46548 47196 47424 47840 49134 49565 49680 50427 51129 51720 52440 53352 53820 54720 56030 56160 56810 57408 58185 58995 59280 59478 62064 62928 64584 65512 66240 66690 67236 68172 68960 69920 71136 71760 73701 77580 78660 79040 79304 80730 81890 82080 82752 83904 84045 85215 86112 88920 89217 89648 90896 93096 94392 95680 98268 99130 99360 100854 102258 103440 104880 106457 106704 107640 112060 112320 113620 116370 117990 118560 118956 122835 124128 125856 128869 129168 131024 133380 134472 136344 137920 139840 142272 143520 147402 148695 151281 153387 155160 157320 158608 161460 163780 164160 168090 170430 172224 177840 178434 179296 181792 186192 188347 188784 196536 198260 198720 201708 204516 206880 209760 212914 213408 215280 221103 224120 227240 232740 235980 237120 237912 245670 248256 251712 252135 255645 257738 258336 262048 266760 267651 268944 272688 287040 294804 297390 302562 306774 310320 314640 317216 319371 322920 327560 336180 340860 355680 356868 358592 363584 368505 372384 376694 377568 386607 393072 396520 403416 409032 413760 419520 425828 426816 430560 442206 446085 448240 454480 465480 471960 475824 491340 504270 511290 515476 516672 524096 532285 533520 535302 537888 545376 565041 589608 594780 605124 613548 620640 629280 634432 638742 644345 645840 655120 672360 681720 711360 713736 737010 744768 753388 755136 756405 766935 773214 786144 793040 806832 818064 851656 861120 884412 892170 896480 908960 930960 941735 943920 951648 958113 982680 1008540 1022580 1030952 1064570 1067040 1070604 1075776 1090752 1105515 1130082 1159821 1179216 1189560 1210248 1227096 1241280 1258560 1277484 1288690 1291680 1310240 1338255 1344720 1363440 1427472 1474020 1506776 1512810 1533870 1546428 1572288 1586080 1596855 1613664 1636128 1695123 1703312 1768824 1784340 1792960 1817920 1861920 1883470 1887840 1903296 1916226 1933035 1965360 2017080 2045160 2061904 2129140 2134080 2141208 2211030 2260164 2319642 2358432 2379120 2420496 2448511 2454192 2554968 2577380 2583360 2620480 2676510 2689440 2726880 2825205 2854944 2874339 2948040 3013552 3025620 3067740 3092856 3172160 3193710 3227328 3272256 3390246 3406624 3479463 3537648 3568680 3723840 3766940 3775680 3832452 3866070 3930720 4034160 4090320 4123808 4258280 4282416 4422060 4520328 4639284 4716864 4758240 4790565 4840992 4897022 4908384 5085369 5109936 5154760 5353020 5378880 5453760 5650410 5709888 5748678 5799105 5896080 6027104 6051240 6135480 6185712 6387420 6780492 6813248 6958926 7075296 7137360 7345533 7533880 7664904 7732140 7861440 8068320 8180640 8247616 8475615 8516560 8564832 8844120 9040656 9278568 9516480 9581130 9681984 9794044 9816768 10170738 10219872 10309520 10706040 11300820 11497356 11598210 11792160 12054208 12102480 12242555 12270960 12371424 12774840 13560984 13917852 14150592 14274720 14371695 14691066 15067760 15329808 15464280 16136640 16361280 16951230 17033120 17129664 17397315 17688240 18081312 18557136 19162260 19588088 20341476 20439744 20619040 21412080 22036599 22601640 22994712 23196420 23584320 24204960 24485110 24541920 24742848 25426845 25549680 27121968 27835704 28549440 28743390 29382132 30135520 30659616 30928560 33902460 34066240 34794630 35376480 36162624 36727665 37114272 38324520 39176176 40682952 41238080 42824160 44073198 45203280 45989424 46392840 48409920 48970220 49083840 50853690 51099360 54243936 55671408 57486780 58764264 60271040 61319232 61857120 66109797 67804920 69589260 70752960 73455330 74228544 76649040 78352352 81365904 85648320 88146396 90406560 91978848 92785680 97940440 101707380 102198720 108487872 110182995 111342816 114973560 117528528 123714240 132219594 135609840 139178520 146910660 153298080 156704704 162731808 176292792 180813120 183957696 185571360 195880880 203414760 220365990 222685632 229947120 235057056 264439188 271219680 278357040 293821320 306596160 325463616 330548985 352585584 371142720 391761760 406829520 440731980 459894240 470114112 528878376 542439360 556714080 587642640 661097970 705171168 783523520 813659040 881463960 919788480 1057756752 1113428160 1175285280 1322195940 1410342336 1627318080 1762927920 2115513504 2350570560 2644391880 3525855840 4231027008 5288783760 7051711680 10577567520 21155135040
- Sum of all divisors σ(n): 88484659200
- Sum of proper divisors (its aliquot sum) s(n): 67329524160
- 21155135040 is an abundant number, because the sum of its proper divisors (67329524160) is greater than itself. Its abundance is 46174389120
Bases of 21155135040
- Binary: 100111011001111000110111110010000002
- Hexadecimal: 0x4ECF1BE40
- Base-36: 9PV7YO0
Squares and roots of 21155135040
- 21155135040 squared (211551350402) is 447539738560635801600
- 21155135040 cubed (211551350403) is 9467763605016545611106648064000
-
The
square root of 21155135040 is 145448.0492822093 -
The
cube root of 21155135040 is 2765.7012584315
Scales and comparisons
How big is 21155135040?- 21,155,135,040 seconds is equal to 672 years, 34 weeks, 5 days, 2 hours, 24 minutes.
-
To count from 1 to 21,155,135,040 would take you about one thousand, three hundred forty-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 21155135040 cubic inches would be around 230.5 feet tall.
Recreational maths with 21155135040
- 21155135040 backwards is 04053155112
- 21155135040 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21155135040's digits is 27
- More coming soon!
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The information we have on file for 21155135040 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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