15115984128

Names of 15115984128

• Cardinal: 15115984128 can be written as Fifteen billion, one hundred fifteen million, nine hundred eighty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.5115984128 × 10¹⁰

Factors of 15115984128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 60

Divisors of 15115984128

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 29 32 36 38 42 48 49 54 56 57 58 63 64 72 76 81 84 87 96 98 108 112 114 116 126 128 133 144 147 152 162 168 171 174 189 192 196 203 216 224 228 232 243 252 256 261 266 288 294 304 324 336 342 348 378 384 392 399 406 432 441 448 456 464 486 504 513 522 532 551 567 576 588 608 609 648 672 684 696 729 756 768 783 784 798 812 864 882 896 912 928 931 972 1008 1026 1044 1064 1102 1134 1152 1176 1197 1216 1218 1296 1323 1344 1368 1392 1421 1458 1512 1539 1566 1568 1596 1624 1653 1701 1728 1764 1792 1824 1827 1856 1862 1944 2016 2052 2088 2128 2187 2204 2268 2304 2349 2352 2394 2432 2436 2592 2646 2688 2736 2784 2793 2842 2916 3024 3078 3132 3136 3192 3248 3306 3402 3456 3528 3591 3648 3654 3712 3724 3857 3888 3969 4032 4104 4176 4256 4263 4374 4408 4536 4617 4698 4704 4788 4864 4872 4959 5103 5184 5292 5376 5472 5481 5568 5586 5684 5832 6048 6156 6264 6272 6384 6496 6612 6804 6912 7047 7056 7182 7296 7308 7424 7448 7714 7776 7938 8064 8208 8352 8379 8512 8526 8748 8816 9072 9234 9396 9408 9576 9744 9918 10206 10368 10584 10773 10944 10962 11136 11172 11368 11571 11664 11907 12096 12312 12528 12544 12768 12789 12992 13224 13608 13851 14094 14112 14364 14592 14616 14877 14896 15309 15428 15552 15876 16128 16416 16443 16704 16758 17024 17052 17496 17632 18144 18468 18792 18816 19152 19488 19836 20412 20736 21141 21168 21546 21888 21924 22272 22344 22736 23142 23328 23814 24192 24624 25056 25137 25536 25578 25984 26448 26999 27216 27702 28188 28224 28728 29232 29754 29792 30618 30856 31104 31752 32319 32832 32886 33408 33516 34048 34104 34713 34992 35264 35721 36288 36936 37584 37632 38304 38367 38976 39672 40824 41553 42282 42336 43092 43776 43848 44631 44688 45472 46284 46656 47628 48384 49248 49329 50112 50274 51072 51156 51968 52896 53998 54432 55404 56376 56448 57456 58464 59508 59584 61236 61712 62208 63423 63504 64638 65664 65772 66816 67032 68208 69426 69984 70528 71442 72576 73872 75168 75411 76608 76734 77952 79344 80997 81648 83106 84564 84672 86184 87696 89262 89376 90944 92568 93312 95256 96957 98496 98658 100224 100548 102144 102312 104139 105792 107163 107996 108864 110808 112752 112896 114912 115101 116928 119016 119168 122472 123424 126846 127008 129276 131328 131544 133893 134064 136416 138852 139968 141056 142884 145152 147744 147987 150336 150822 153216 153468 155904 158688 161994 163296 166212 169128 169344 172368 175392 178524 178752 181888 185136 186624 190512 193914 196992 197316 200448 201096 204624 208278 211584 214326 215992 217728 221616 225504 226233 229824 230202 233856 238032 238336 242991 244944 246848 253692 254016 258552 263088 267786 268128 272832 277704 279936 285768 290871 295488 295974 300672 301644 306432 306936 312417 317376 323988 326592 332424 338256 338688 344736 345303 350784 357048 357504 363776 370272 381024 387828 393984 394632 401679 402192 409248 416556 423168 428652 431984 435456 443232 443961 451008 452466 459648 460404 467712 476064 485982 489888 493696 507384 508032 517104 526176 535572 536256 545664 555408 559872 571536 581742 590976 591948 601344 603288 613872 624834 634752 647976 653184 664848 676512 678699 689472 690606 701568 714096 715008 728973 740544 762048 775656 789264 803358 804384 818496 833112 857304 863968 886464 887922 902016 904932 919296 920808 937251 952128 971964 979776 987392 1014768 1016064 1034208 1035909 1052352 1071144 1072512 1091328 1110816 1143072 1163484 1181952 1183896 1205037 1206576 1227744 1249668 1269504 1295952 1306368 1329696 1353024 1357398 1378944 1381212 1403136 1428192 1457946 1481088 1524096 1551312 1578528 1606716 1608768 1636992 1666224 1714608 1727936 1772928 1775844 1804032 1809864 1841616 1874502 1904256 1943928 1959552 2029536 2036097 2068416 2071818 2104704 2142288 2145024 2186919 2221632 2286144 2326968 2367792 2410074 2413152 2455488 2499336 2591904 2659392 2706048 2714796 2757888 2762424 2811753 2856384 2915892 2962176 3048192 3102624 3107727 3157056 3213432 3217536 3273984 3332448 3429216 3455872 3545856 3551688 3619728 3683232 3749004 3808512 3887856 3919104 4059072 4072194 4136832 4143636 4209408 4284576 4373838 4443264 4572288 4653936 4735584 4820148 4826304 4910976 4998672 5183808 5318784 5412096 5429592 5524848 5623506 5712768 5831784 6205248 6215454 6314112 6426864 6435072 6560757 6664896 6858432 6911744 7103376 7239456 7366464 7498008 7775712 8118144 8144388 8273664 8287272 8435259 8569152 8747676 8886528 9144576 9307872 9471168 9640296 9652608 9821952 9997344 10367616 10637568 10859184 11049696 11247012 11425536 11663568 12410496 12430908 12628224 12853728 13121514 13329792 13716864 14206752 14478912 14732928 14996016 15551424 16236288 16288776 16574544 16870518 17138304 17495352 18615744 18942336 19280592 19305216 19682271 19994688 20735232 21718368 22099392 22494024 23327136 24820992 24861816 25707456 26243028 26659584 27433728 28413504 28957824 29465856 29992032 31102848 32577552 33149088 33741036 34276608 34990704 37231488 37884672 38561184 39364542 39989376 43436736 44198784 44988048 46654272 49723632 51414912 52486056 56827008 57915648 59046813 59984064 62205696 65155104 66298176 67482072 69981408 74462976 77122368 78729084 79978752 86873472 88397568 89976096 93308544 99447264 102829824 104972112 113654016 118093626 119968128 130310208 132596352 134964144 139962816 154244736 157458168 173746944 179952192 186617088 198894528 209944224 236187252 239936256 260620416 265192704 269928288 279925632 308489472 314916336 359904384 397789056 419888448 472374504 521240832 539856576 559851264 629832672 719808768 795578112 839776896 944749008 1079713152 1259665344 1679553792 1889498016 2159426304 2519330688 3778996032 5038661376 7557992064 15115984128
• Sum of all divisors σ(n): 57321936000
• Sum of proper divisors (its aliquot sum) s(n): 42205951872
• 15115984128 is an abundant number, because the sum of its proper divisors (42205951872) is greater than itself. Its abundance is 27089967744

Bases of 15115984128

• Binary: 1110000100111110111001110100000000₂
• Hexadecimal: 0x384FB9D00
• Base-36: 6XZO000

Squares and roots of 15115984128

• 15115984128 squared (15115984128²) is 228492976157947920384
• 15115984128 cubed (15115984128³) is 3453896200963023185575151665152
• The square root of 15115984128 is 122947.0785663491
• The cube root of 15115984128 is 2472.5522378253

Scales and comparisons

• 15,115,984,128 seconds is equal to 480 years, 33 weeks, 2 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 15,115,984,128 would take you about nine hundred sixty-one 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 15115984128 cubic inches would be around 206 feet tall.

Recreational maths with 15115984128

• 15115984128 backwards is 82148951151
• The number of decimal digits it has is: 11
• The sum of 15115984128's digits is 45
• More coming soon!