121675918728

Names of 121675918728

• Cardinal: 121675918728 can be written as One hundred twenty-one billion, six hundred seventy-five million, nine hundred eighteen thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.21675918728 × 10¹¹

Factors of 121675918728

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3953

Divisors of 121675918728

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 17 21 23 24 26 28 34 37 39 42 46 51 52 56 68 69 74 78 84 91 92 102 104 111 119 136 138 148 156 161 168 182 184 204 221 222 238 259 273 276 296 299 312 322 357 364 391 408 442 444 476 481 483 518 546 552 598 629 644 663 714 728 777 782 851 884 888 897 952 962 966 1036 1092 1173 1196 1258 1288 1326 1428 1443 1547 1554 1564 1702 1768 1794 1887 1924 1932 2072 2093 2184 2346 2392 2516 2553 2652 2737 2856 2886 3094 3108 3128 3367 3404 3588 3774 3848 3851 3864 4186 4403 4641 4692 5032 5083 5106 5304 5474 5772 5957 6188 6216 6279 6734 6808 7176 7548 7702 8177 8211 8372 8806 9282 9384 10101 10166 10212 10948 11063 11544 11553 11914 12376 12558 13209 13468 14467 15096 15249 15404 16354 16422 16744 17612 17871 18564 20202 20332 20424 21896 22126 23106 23828 24531 25116 26418 26936 26957 28934 30498 30808 32708 32844 33189 35224 35581 35742 37128 40404 40664 43401 44252 46212 47656 49062 50063 50232 52836 53914 57239 57868 60996 65416 65467 65688 66378 71162 71484 77441 80808 80871 86802 88504 88573 92424 98124 100126 101269 105672 106743 107828 114478 115736 121992 130934 132756 142324 142487 142968 150189 154882 161742 171717 173604 177146 188071 196248 196401 200252 202538 213486 215656 228956 232323 261868 265512 265719 284648 284974 300378 303807 309764 323484 343434 347208 350441 354292 376142 392802 400504 405076 426972 427461 457912 458269 464646 523736 531438 564213 569948 600756 607614 619528 620011 646968 686868 700882 708584 752284 785604 810152 851071 853944 854922 916538 929292 997409 1051323 1062876 1128426 1139896 1151449 1201512 1215228 1240022 1316497 1373736 1374807 1401764 1504568 1505741 1571208 1702142 1709844 1833076 1852331 1858584 1860033 1994818 2102646 2125752 2256852 2302898 2422279 2430456 2480044 2553213 2632994 2749614 2803528 2992227 3011482 3277201 3404284 3419688 3454347 3666152 3704662 3720066 3949491 3989636 4205292 4513704 4517223 4605796 4844558 4960088 5106426 5265988 5499228 5556993 5957497 5984454 6022964 6554402 6808568 6908694 7266837 7409324 7440132 7898982 7979272 8060143 8410584 9034446 9211592 9689116 9831603 10212852 10531976 10540187 10998456 11113986 11914994 11968908 12045928 12966317 13108804 13817388 14533674 14818648 14880264 15797964 16120286 16955953 17872491 18068892 19378232 19574633 19663206 20425704 21080374 22227972 22940407 23829988 23937816 24180429 25932634 26217608 27634776 29067348 31489627 31595928 31620561 32240572 33911906 35744982 36137784 38898951 39149266 39326412 42160748 42603613 44455944 45880814 47659976 48360858 50867859 51865268 55712417 58134696 58723899 62979254 63241122 64481144 67823812 68821221 71489964 77797902 78298532 78652824 84321496 85207226 91761628 94468881 96721716 101735718 103730536 111424834 117447798 125958508 126482244 127810839 135647624 137022431 137642442 142979928 155595804 156597064 167137251 170414452 183523256 188937762 193443432 203471436 220427389 222849668 234895596 251917016 252964488 255621678 274044862 275284884 298225291 311191608 334274502 340828904 377875524 389986919 406942872 411067293 440854778 445699336 469791192 511243356 548089724 550569768 596450582 661282167 668549004 724261421 755751048 779973838 822134586 881709556 894675873 1022486712 1096179448 1169960757 1192901164 1322564334 1337098008 1448522842 1559947676 1644269172 1763419112 1789351746 2172784263 2339921514 2385802328 2645128668 2897045684 3119895352 3288538344 3578703492 4345568526 4679843028 5069829947 5290257336 5794091368 7157406984 8691137052 9359686056 10139659894 15209489841 17382274104 20279319788 30418979682 40558639576 60837959364 121675918728
• Sum of all divisors σ(n): 424935383040
• Sum of proper divisors (its aliquot sum) s(n): 303259464312
• 121675918728 is an abundant number, because the sum of its proper divisors (303259464312) is greater than itself. Its abundance is 181583545584

Bases of 121675918728

• Binary: 1110001010100011100110010110110001000₂
• Hexadecimal: 0x1C54732D88
• Base-36: 1JWAP7RC

Squares and roots of 121675918728

• 121675918728 squared (121675918728²) is 14805029198302861137984
• 121675918728 cubed (121675918728³) is 1801415529498365927355210777764352
• The square root of 121675918728 is 348820.7544398697
• The cube root of 121675918728 is 4955.2801355683

Scales and comparisons

• 121,675,918,728 seconds is equal to 3,868 years, 47 weeks, 5 days, 2 hours, 18 minutes, 48 seconds.
• To count from 1 to 121,675,918,728 would take you about seven thousand, seven hundred thirty-seven 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 121675918728 cubic inches would be around 412.9 feet tall.

Recreational maths with 121675918728

• 121675918728 backwards is 827819576121
• The number of decimal digits it has is: 12
• The sum of 121675918728's digits is 57
• More coming soon!