21361440672
21,361,440,672 is an even composite number composed of six prime numbers multiplied together.
21361440672 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 21361440672:
25 × 32 × 112 × 13 × 61 × 773
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 11 × 11 × 13 × 61 × 773)See below for interesting mathematical facts about the number 21361440672 from the Numbermatics database.
Names of 21361440672
- Cardinal: 21361440672 can be written as Twenty-one billion, three hundred sixty-one million, four hundred forty thousand, six hundred seventy-two.
Scientific notation
- Scientific notation: 2.1361440672 × 1010
Factors of 21361440672
Divisors of 21361440672
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 6 8 9 11 12 13 16 18 22 24 26 32 33 36 39 44 48 52 61 66 72 78 88 96 99 104 117 121 122 132 143 144 156 176 183 198 208 234 242 244 264 286 288 312 352 363 366 396 416 429 468 484 488 528 549 572 624 671 726 732 773 792 793 858 936 968 976 1056 1089 1098 1144 1248 1287 1342 1452 1464 1546 1573 1584 1586 1716 1872 1936 1952 2013 2178 2196 2288 2319 2379 2574 2684 2904 2928 3092 3146 3168 3172 3432 3744 3872 4026 4356 4392 4576 4638 4719 4758 5148 5368 5808 5856 6039 6184 6292 6344 6864 6957 7137 7381 8052 8503 8712 8723 8784 9276 9438 9516 10049 10296 10736 11616 12078 12368 12584 12688 13728 13914 14157 14274 14762 16104 17006 17424 17446 17568 18552 18876 19032 20098 20592 21472 22143 24156 24736 25168 25376 25509 26169 27828 28314 28548 29524 30147 32208 34012 34848 34892 37104 37752 38064 40196 41184 44286 47153 48312 50336 51018 52338 55656 56628 57096 59048 60294 64416 66429 68024 69784 74208 75504 76128 76527 78507 80392 88572 90441 93533 94306 95953 96624 102036 104676 110539 111312 113256 114192 118096 120588 132858 136048 139568 141459 151008 153054 157014 160784 177144 180882 187066 188612 191906 193248 204072 209352 221078 222624 226512 228384 236192 241176 265716 272096 279136 280599 282918 287859 306108 314028 321568 331617 354288 361764 374132 377224 383812 408144 418704 424377 442156 453024 482352 518683 531432 561198 565836 575718 612216 612989 628056 663234 708576 723528 748264 754448 767624 816288 837408 841797 848754 863577 884312 964704 994851 1037366 1062864 1122396 1131672 1151436 1215929 1224432 1225978 1256112 1326468 1447056 1496528 1508896 1535248 1556049 1683594 1697508 1727154 1768624 1838967 1989702 2074732 2125728 2244792 2263344 2302872 2431858 2448864 2451956 2512224 2652936 2894112 2993056 3070496 3112098 3367188 3395016 3454308 3537248 3647787 3677934 3979404 4149464 4489584 4526688 4605744 4668147 4863716 4903912 5305872 5516901 5705513 6224196 6734376 6742879 6790032 6908616 7295574 7355868 7958808 8298928 8979168 9211488 9336294 9727432 9807824 10611744 10943361 11033802 11411026 12448392 13468752 13485758 13580064 13817232 14591148 14711736 15917616 16597856 17116539 18672588 19454864 19615648 20228637 21886722 22067604 22822052 24896784 26937504 26971516 27634464 29182296 29423472 31835232 34233078 37345176 38909728 40457274 43773444 44135208 45644104 49793568 51349617 53943032 58364592 58846944 60685911 68466156 74171669 74690352 80914548 87546888 88270416 91288208 102699234 107886064 116729184 121371822 136932312 148343338 149380704 161829096 175093776 176540832 182576416 205398468 215772128 222515007 242743644 273864624 296686676 323658192 350187552 410796936 445030014 485487288 547729248 593373352 647316384 667545021 821593872 890060028 970974576 1186746704 1335090042 1643187744 1780120056 1941949152 2373493408 2670180084 3560240112 5340360168 7120480224 10680720336 21361440672
- Sum of all divisors σ(n): 73180644264
- Sum of proper divisors (its aliquot sum) s(n): 51819203592
- 21361440672 is an abundant number, because the sum of its proper divisors (51819203592) is greater than itself. Its abundance is 30457762920
Bases of 21361440672
- Binary: 100111110010011110110110111101000002
- Hexadecimal: 0x4F93DB7A0
- Base-36: 9TA1T40
Squares and roots of 21361440672
- 21361440672 squared (213614406722) is 456311147583375811584
- 21361440672 cubed (213614406723) is 9747463507074518572631466344448
-
The
square root of 21361440672 is 146155.5358924183 -
The
cube root of 21361440672 is 2774.6625966209
Scales and comparisons
How big is 21361440672?- 21,361,440,672 seconds is equal to 679 years, 11 weeks, 5 days, 21 hours, 31 minutes, 12 seconds.
-
To count from 1 to 21,361,440,672 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 21361440672 cubic inches would be around 231.2 feet tall.
Recreational maths with 21361440672
- 21361440672 backwards is 27604416312
- 21361440672 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21361440672's digits is 36
- More coming soon!
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The information we have on file for 21361440672 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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