28919109387472

Names of 28919109387472

• Cardinal: 28919109387472 can be written as Twenty-eight trillion, nine hundred nineteen billion, one hundred nine million, three hundred eighty-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.8919109387472 × 10¹³

Factors of 28919109387472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 902

Divisors of 28919109387472

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 8 16 17 23 34 46 68 92 127 136 184 254 272 289 368 391 508 529 578 733 782 1016 1058 1156 1466 1564 2032 2116 2159 2312 2921 2932 3128 4232 4318 4624 5842 5864 6256 6647 8464 8636 8993 11684 11728 12461 13294 16129 16859 17272 17986 23368 24922 26588 32258 33718 34544 35972 36703 46736 49657 49844 53176 64516 67183 67436 71944 73406 93091 99314 99688 106352 129032 134366 134872 143888 146812 152881 186182 198628 199376 211837 258064 268732 269744 274193 286603 293624 305762 370967 372364 387757 397256 423674 537464 548386 573206 587248 611524 741934 744728 775514 794512 844169 847348 1074928 1096772 1142111 1146412 1223048 1483868 1489456 1551028 1582547 1688338 1694696 2141093 2193544 2284222 2292824 2446096 2967736 3102056 3165094 3376676 3389392 4282186 4387088 4568444 4585648 4661281 4872251 5935472 6204112 6306439 6330188 6591869 6753352 8532241 8564372 9136888 9322562 9744502 11822557 12612878 12660376 13183738 13506704 17064482 17128744 18273776 18645124 19415887 19489004 23645114 25225756 25320752 26367476 26903299 34128964 34257488 36398581 37290248 38831774 38978008 47290228 49245139 50451512 52734952 53806598 68257928 72797162 74580496 77663548 77956016 94580456 98490278 100903024 105469904 107209463 107613196 112061773 136515856 145048097 145594324 155327096 189160912 196980556 200983469 214418926 215226392 224123546 271918811 290096194 291188648 310654192 393961112 401966938 428837852 430452784 448247092 543837622 580192388 582377296 618775877 787922224 803933876 837167363 857675704 896494184 1087675244 1160384776 1237551754 1607867752 1674334726 1715351408 1792988368 2175350488 2320769552 2465817649 2475103508 3215735504 3348669452 3416718973 4350700976 4622619787 4931635298 4950207016 6254132653 6697338904 6833437946 9245239574 9863270596 9900414032 12508265306 13394677808 13666875892 14231845171 18490479148 19726541192 25016530612 27333751784 28463690342 36980958296 39453082384 50033061224 54667503568 56927380684 73961916592 78584536379 100066122448 106320255101 113854761368 157169072758 212640510202 227709522736 314338145516 425281020404 628676291032 850562040808 1257352582064 1701124081616 1807444336717 3614888673434 7229777346868 14459554693736 28919109387472
• Sum of all divisors σ(n): 62800292462838
• Sum of proper divisors (its aliquot sum) s(n): 33881183075366
• 28919109387472 is an abundant number, because the sum of its proper divisors (33881183075366) is greater than itself. Its abundance is 4962073687894

Bases of 28919109387472

• Binary: 110100100110101000001001111100000010011010000₂
• Hexadecimal: 0x1A4D413E04D0
• Base-36: A919725SG

Squares and roots of 28919109387472

• 28919109387472 squared (28919109387472²) is 836314887764571155030550784
• 28919109387472 cubed (28919109387472³) is 24185481721635001762498311034529029378048
• The square root of 28919109387472 is 5377649.0576712051
• The cube root of 28919109387472 is 30694.5759558991

Scales and comparisons

• 28,919,109,387,472 seconds is equal to 919,538 years, 11 weeks, 5 days, 4 hours, 57 minutes, 52 seconds.
• To count from 1 to 28,919,109,387,472 would take you about two million, two hundred ninety-eight thousand, eight hundred forty-five 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 28919109387472 cubic inches would be around 2557.9 feet tall.

Recreational maths with 28919109387472

• 28919109387472 backwards is 27478390191982
• The number of decimal digits it has is: 14
• The sum of 28919109387472's digits is 70
• More coming soon!