1221159236422392

Names of 1221159236422392

• Cardinal: 1221159236422392 can be written as One quadrillion, two hundred twenty-one trillion, one hundred fifty-nine billion, two hundred thirty-six million, four hundred twenty-two thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 1.221159236422392 × 10¹⁵

Factors of 1221159236422392

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 215

Divisors of 1221159236422392

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 79 81 108 131 158 162 216 237 243 262 316 324 393 474 486 524 632 648 711 729 786 948 972 1048 1179 1422 1458 1572 1896 1944 2133 2187 2358 2844 2916 3144 3537 4266 4374 4716 5688 5832 6399 6561 7074 8532 8748 9432 10349 10611 12798 13122 14148 17064 17161 17496 19197 20698 21222 25596 26244 28296 31047 31833 34322 38394 41396 42444 51192 51483 52488 57591 62094 63666 68644 76788 82792 84888 93141 95499 102966 115182 124188 127332 137288 153576 154449 172773 186282 190998 205932 230364 248376 254664 279423 286497 308898 345546 372564 381996 411864 460728 463347 518319 558846 572994 617796 691092 745128 763992 838269 859491 926694 1036638 1117692 1145988 1235592 1355719 1382184 1390041 1676538 1718982 1853388 2073276 2235384 2248091 2291976 2514807 2711438 2780082 3353076 3437964 3706776 4067157 4146552 4170123 4496182 5029614 5422876 5560164 6706152 6744273 6875928 7544421 8134314 8340246 8992364 10059228 10845752 11120328 12201471 12510369 13488546 15088842 16268628 16680492 17984728 20118456 20232819 22633263 24402942 25020738 26977092 30177684 32537256 33360984 36604413 37531107 40465638 45266526 48805884 50041476 53954184 60355368 60698457 67899789 73208826 75062214 80931276 90533052 97611768 100082952 109813239 112593321 121396914 135799578 146417652 150124428 161862552 177599189 181066104 182095371 219626478 225186642 242793828 271599156 292835304 294499921 300248856 329439717 355198378 364190742 439252956 450373284 485587656 532797567 543198312 546286113 588999842 658879434 710396756 728381484 878505912 883499763 900746568 988319151 1065595134 1092572226 1177999684 1317758868 1420793512 1456762968 1598392701 1638858339 1766999526 1976638302 2131190268 2185144452 2355999368 2635517736 2650499289 2964957453 3196785402 3277716678 3533999052 3953276604 4262380536 4370288904 4795178103 4916575017 5300998578 5929914906 6393570804 6555433356 7067998104 7906553208 7951497867 8894872359 9590356206 9833150034 10601997156 11859829812 12787141608 13110866712 14385534309 14749725051 15902995734 17789744718 19180712412 19666300068 21203994312 23265493759 23719659624 23854493601 28771068618 29499450102 31805991468 35579489436 38361424824 39332600136 43156602927 46530987518 47708987202 57542137236 58998900204 63611982936 69796481277 71158978872 71563480803 86313205854 93061975036 95417974404 115084274472 117997800408 129469808781 139592962554 143126961606 172626411708 186123950072 190835948808 209389443831 214690442409 258939617562 279185925108 286253923212 345252823416 388409426343 418778887662 429380884818 517879235124 558371850216 572507846424 628168331493 644071327227 776818852686 837557775324 858761769636 1035758470248 1165228279029 1256336662986 1288142654454 1553637705372 1675115550648 1717523539272 1884504994479 1932213981681 2330456558058 2512673325972 2576285308908 3107275410744 3769009988958 3864427963362 4660913116116 5025346651944 5152570617816 5653514983437 7538019977916 7728855926724 9321826232232 11307029966874 15076039955832 15457711853448 16960544950311 22614059933748 33921089900622 45228119867496 50881634850933 67842179801244 101763269701866 135684359602488 152644904552799 203526539403732 305289809105598 407053078807464 610579618211196 1221159236422392
• Sum of all divisors σ(n): 3504560839806000
• Sum of proper divisors (its aliquot sum) s(n): 2283401603383608
• 1221159236422392 is an abundant number, because the sum of its proper divisors (2283401603383608) is greater than itself. Its abundance is 1062242366961216

Bases of 1221159236422392

• Binary: 100010101101010001101001010100000000100101011111000₂
• Hexadecimal: 0x456A34A804AF8
• Base-36: C0V4T3YVI0

Squares and roots of 1221159236422392

• 1221159236422392 squared (1221159236422392²) is 1491229880699719480203439001664
• 1221159236422392 cubed (1221159236422392³) is 1821029142445524157628064606526703975494860288
• The square root of 1221159236422392 is 34945088.8741521447
• The cube root of 1221159236422392 is 106886.8059782849

Scales and comparisons

• 1,221,159,236,422,392 seconds is equal to 38,829,086 years, 22 weeks, 14 hours, 13 minutes, 12 seconds.
• To count from 1 to 1,221,159,236,422,392 would take you about one hundred sixteen million, four hundred eighty-seven thousand, two hundred fifty-nine 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 1221159236422392 cubic inches would be around 8907.2 feet tall.

Recreational maths with 1221159236422392

• 1221159236422392 backwards is 2932246329511221
• 1221159236422392 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1221159236422392's digits is 54
• More coming soon!