18989998104

Names of 18989998104

• Cardinal: 18989998104 can be written as Eighteen billion, nine hundred eighty-nine million, nine hundred ninety-eight thousand, one hundred four.

Scientific notation

• Scientific notation: 1.8989998104 × 10¹⁰

Factors of 18989998104

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 108

Divisors of 18989998104

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 17 21 22 24 28 31 33 34 37 42 44 51 56 62 66 68 74 77 84 88 93 102 111 119 124 132 136 148 154 168 186 187 204 217 222 231 238 248 259 264 289 296 308 341 357 372 374 407 408 434 444 462 476 518 527 561 578 616 629 651 682 714 744 748 777 814 867 868 888 924 952 961 1023 1036 1054 1122 1147 1156 1221 1258 1302 1309 1364 1428 1496 1554 1581 1628 1734 1736 1848 1887 1922 2023 2046 2072 2108 2244 2294 2312 2387 2442 2516 2604 2618 2728 2849 2856 2883 3108 3162 3179 3256 3441 3468 3689 3774 3844 3927 4046 4092 4216 4403 4488 4588 4774 4884 5032 5208 5236 5698 5766 5797 6069 6216 6324 6358 6727 6882 6919 6936 7161 7378 7548 7688 7854 8029 8092 8184 8547 8806 8959 9176 9537 9548 9768 10472 10571 10693 11067 11396 11532 11594 12138 12617 12648 12716 13209 13454 13764 13838 14322 14756 15096 15708 16058 16184 16337 17094 17391 17612 17918 19074 19096 19499 20181 20757 21142 21386 22134 22253 22792 23064 23188 24087 24276 25234 25432 26418 26877 26908 27528 27676 28644 29512 31416 31713 32079 32116 32674 34188 34782 35224 35557 35836 37851 38148 38998 40362 40579 41514 42284 42772 44268 44506 46376 48174 48433 48552 49011 50468 52836 53754 53816 55352 57288 58497 62713 63426 64158 64232 65348 66759 68376 69564 71114 71672 73997 74851 75702 76296 77996 80724 81158 83028 84568 85544 88319 88536 89012 96348 96866 98022 98549 100936 105672 106671 107508 114359 116994 117623 121737 125426 126852 128316 130696 133518 136493 139128 142228 145299 147994 149702 151404 155992 161448 162316 166056 176638 178024 179707 188139 192696 193732 196044 197098 213342 214489 215016 221991 224553 228718 233988 235246 243474 248899 250852 253704 256632 264957 267036 272986 277729 284456 290598 295647 295988 299404 302808 324632 331483 343077 352869 353276 359414 376278 387464 391127 392088 394196 409479 426684 428978 443982 449106 457436 467976 470492 486948 497798 501704 529914 534072 539121 545972 555458 581196 591294 591976 598808 604469 643467 662966 686154 689843 705738 706552 718828 746697 752556 782254 788392 818958 823361 833187 853368 857956 887964 898212 914872 940984 973896 994449 995596 1059828 1078242 1091944 1110916 1162392 1173381 1182588 1208938 1257949 1286934 1325932 1372308 1379686 1411476 1437656 1493394 1501423 1505112 1564508 1637916 1646722 1666374 1715912 1775928 1796424 1813407 1944103 1988898 1991192 2069529 2119656 2156484 2221832 2320381 2346762 2365176 2417876 2470083 2515898 2573868 2651864 2737889 2744616 2759372 2822952 2986788 3002846 3055019 3129016 3275832 3293444 3332748 3626814 3646313 3773847 3888206 3977796 4139058 4231283 4312968 4504269 4640762 4693524 4835752 4940166 5031796 5147736 5475778 5518744 5832309 5973576 6005692 6110038 6586888 6649159 6665496 6961143 7253628 7292626 7547694 7776412 7955592 8213667 8278116 8462566 9008538 9165057 9281524 9387048 9880332 10063592 10275973 10938939 10951556 11664618 12011384 12220076 12693849 13298318 13922286 14507256 14585252 15095388 15552824 16427334 16556232 16925132 18017076 18330114 18563048 19760664 19947477 20551946 21385133 21877878 21903112 23329236 24440152 25387698 25524191 26596636 27844572 29170504 30190776 30827919 32854668 33850264 36034152 36660228 39894954 41103892 42770266 43755756 46544113 46658472 50775396 51048382 53193272 55689144 61655838 64155399 65709336 71931811 73320456 76572573 79789908 82207784 85540532 87511512 93088226 101550792 102096764 113035703 123311676 128310798 139632339 143863622 153145146 159579816 171081064 186176452 204193528 215795433 226071406 246623352 256621596 279264678 287727244 306290292 339107109 372352904 431590866 452142812 513243192 558529356 575454488 612580584 678214218 791249921 863181732 904285624 1117058712 1356428436 1582499842 1726363464 2373749763 2712856872 3164999684 4747499526 6329999368 9494999052 18989998104
• Sum of all divisors σ(n): 66725786880
• Sum of proper divisors (its aliquot sum) s(n): 47735788776
• 18989998104 is an abundant number, because the sum of its proper divisors (47735788776) is greater than itself. Its abundance is 28745790672

Bases of 18989998104

• Binary: 10001101011111001000110000000011000₂
• Hexadecimal: 0x46BE46018
• Base-36: 8Q25KBC

Squares and roots of 18989998104

• 18989998104 squared (18989998104²) is 360620027989923594816
• 18989998104 cubed (18989998104³) is 6848173647793075996660704228864
• The square root of 18989998104 is 137804.2020549447
• The cube root of 18989998104 is 2667.9333371373

Scales and comparisons

• 18,989,998,104 seconds is equal to 603 years, 42 weeks, 5 days, 15 hours, 28 minutes, 24 seconds.
• To count from 1 to 18,989,998,104 would take you about one thousand, two hundred 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 18989998104 cubic inches would be around 222.3 feet tall.

Recreational maths with 18989998104

• 18989998104 backwards is 40189998981
• 18989998104 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18989998104's digits is 66
• More coming soon!