1555940107503968

Names of 1555940107503968

• Cardinal: 1555940107503968 can be written as One quadrillion, five hundred fifty-five trillion, nine hundred forty billion, one hundred seven million, five hundred three thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.555940107503968 × 10¹⁵

Factors of 1555940107503968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 151

Divisors of 1555940107503968

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 8 16 17 19 32 34 38 68 76 113 136 152 226 272 289 304 323 361 452 544 578 608 646 722 904 1156 1292 1444 1808 1921 2147 2312 2584 2888 3616 3842 4294 4624 4913 5168 5491 5776 6137 6859 7684 8588 9248 9826 10336 10982 11552 12274 12769 13718 15368 17176 19652 21964 24548 25538 27436 30736 32657 34352 36499 39304 40793 43928 49096 51076 54872 61472 65314 68704 72998 78608 81586 87856 93347 98192 102152 104329 109744 116603 130628 145996 157216 163172 175712 186694 196384 204304 208658 217073 219488 233206 242611 261256 291992 326344 373388 408608 417316 434146 466412 485222 522512 555169 583984 620483 652688 693481 746776 775067 834632 868292 932824 970444 1045024 1110338 1167968 1240966 1305376 1386962 1442897 1493552 1550134 1669264 1736584 1773593 1865648 1940888 1982251 2220676 2481932 2773924 2885794 2987104 3100268 3338528 3473168 3547186 3690241 3731296 3881776 3964502 4124387 4441352 4609609 4963864 5547848 5771588 6200536 6946336 7094372 7380482 7763552 7929004 8248774 8882704 9219218 9927728 10548211 11095696 11543176 11789177 12401072 13176139 14188744 14760964 15858008 16497548 17765408 18438436 19855456 21096422 22191392 23086352 23578354 24529249 24802144 26352278 27415043 28377488 29521928 31716016 32995096 33698267 36876872 42192844 46172704 47156708 49058498 52704556 54830086 56754976 59043856 62734097 63432032 65990192 67396534 70114579 73753744 78363353 84385688 87582571 94313416 98116996 105409112 109660172 118087712 125468194 131980384 134793068 140229158 147507488 156726706 168771376 175165142 188626832 196233992 200416009 210818224 219320344 223994363 250936388 269586136 280458316 313453412 337542752 350330284 377253664 392467984 400832018 416997233 421636448 438640688 447988726 466055731 501872776 520885817 539172272 560916632 626906824 700660568 784935968 801664036 833994466 877281376 895977452 932111462 1003745552 1041771634 1078344544 1121833264 1191947843 1253813648 1332177001 1401321136 1488903707 1603328072 1667988932 1791954904 1864222924 2007491104 2083543268 2243666528 2383895686 2507627296 2664354002 2802642272 2977807414 3206656144 3335977864 3583909808 3728445848 3807904171 4167086536 4767791372 5328708004 5955614828 6413312288 6671955728 7088952961 7167819616 7456891696 7615808342 7922947427 8334173072 8855058889 9535582744 9896830523 10657416008 11911229656 13343911456 14177905922 14913783392 15231616684 15845894854 16668346144 17710117778 19071165488 19793661046 21314832016 22647009017 23822459312 25311363019 28355811844 30463233368 31691789708 35420235556 38142330976 39587322092 42629664032 45294018034 47644918624 50622726038 56711623688 60926466736 63383579416 70840471112 79174644184 90588036068 101245452076 113423247376 121852933472 126767158832 134690106259 141680942224 150536001113 158349288368 168246118891 181176072136 202490904152 226846494752 253534317664 269380212518 283361884448 301072002226 316698576736 336492237782 362352144272 404981808304 430293171323 538760425036 602144004452 672984475564 724704288544 809963616608 860586342646 1077520850072 1204288008904 1345968951128 1721172685292 2155041700144 2408576017808 2559112018921 2691937902256 2860184021147 3442345370584 4310083400288 4817152035616 5118224037842 5383875804512 5720368042294 6884690741168 10236448075684 11440736084588 13769381482336 20472896151368 22881472169176 40945792302736 45762944338352 48623128359499 81891584605472 91525888676704 97246256718998 194492513437996 388985026875992 777970053751984 1555940107503968
• Sum of all divisors σ(n): 3466134150192000
• Sum of proper divisors (its aliquot sum) s(n): 1910194042688032
• 1555940107503968 is an abundant number, because the sum of its proper divisors (1910194042688032) is greater than itself. Its abundance is 354253935184064

Bases of 1555940107503968

• Binary: 101100001110001111010001001011001100100100101100000₂
• Hexadecimal: 0x5871E89664960
• Base-36: FBJ90MTOWW

Squares and roots of 1555940107503968

• 1555940107503968 squared (1555940107503968²) is 2420949618139459496943135745024
• 1555940107503968 cubed (1555940107503968³) is 3766852609109600887750375927783605512716255232
• The square root of 1555940107503968 is 39445406.6718036005
• The cube root of 1555940107503968 is 115877.1019915747

Scales and comparisons

• 1,555,940,107,503,968 seconds is equal to 49,474,082 years, 30 weeks, 1 day, 1 hour, 46 minutes, 8 seconds.
• To count from 1 to 1,555,940,107,503,968 would take you about one hundred forty-eight million, four hundred twenty-two thousand, two hundred forty-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 1555940107503968 cubic inches would be around 9656.4 feet tall.

Recreational maths with 1555940107503968

• 1555940107503968 backwards is 8693057010495551
• 1555940107503968 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1555940107503968's digits is 68
• More coming soon!