28944393128

Names of 28944393128

• Cardinal: 28944393128 can be written as Twenty-eight billion, nine hundred forty-four million, three hundred ninety-three thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.8944393128 × 10¹⁰

Factors of 28944393128

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 352

Divisors of 28944393128

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 7 8 14 19 28 38 41 56 61 73 76 82 122 133 146 149 152 164 244 266 287 292 298 328 427 488 511 532 574 584 596 779 854 1022 1043 1064 1148 1159 1192 1387 1558 1708 2044 2086 2296 2318 2501 2774 2831 2993 3116 3416 4088 4172 4453 4636 5002 5453 5548 5662 5986 6109 6232 8113 8344 8906 9089 9272 9709 10004 10877 10906 11096 11324 11972 12218 16226 17507 17812 18178 19418 19817 20008 20951 21754 21812 22648 23944 24436 31171 32452 35014 35624 36356 38836 39634 41902 42763 43508 43624 47519 48872 56867 62342 63623 64904 70028 72712 76139 77672 79268 83804 84607 85526 87016 95038 113734 116071 124684 127246 140056 152278 158536 167608 169214 171052 172691 182573 190076 206663 227468 232142 249368 254492 304556 332633 338428 342104 345382 365146 372649 380152 398069 413326 445957 454936 464284 508984 592249 609112 663497 665266 676856 690764 730292 745298 796138 812497 826652 891914 928568 1184498 1208837 1278011 1326994 1330532 1381528 1446641 1460584 1490596 1592276 1624994 1653304 1783828 2368996 2417674 2556022 2608543 2653988 2661064 2893282 2981192 3121699 3184552 3249988 3468887 3567656 4644479 4737992 4835348 5112044 5217086 5307976 5786564 6243398 6499976 6937774 7080331 8473183 9288958 9670696 10224088 10434172 11573128 12486796 12606443 13875548 14160662 16946366 18577916 20868344 24282209 24973592 25212886 27203377 27751096 28321324 33892732 37155832 48564418 49562317 50425772 54406754 56642648 59312281 67785464 88245101 97128836 99124634 100851544 108813508 118624562 176490202 190423639 194257672 198249268 217627016 237249124 352980404 380847278 396498536 474498248 516864163 705960808 761694556 1033728326 1523389112 2067456652 3618049141 4134913304 7236098282 14472196564 28944393128
• Sum of all divisors σ(n): 69370560000
• Sum of proper divisors (its aliquot sum) s(n): 40426166872
• 28944393128 is an abundant number, because the sum of its proper divisors (40426166872) is greater than itself. Its abundance is 11481773744

Bases of 28944393128

• Binary: 11010111101001110000110001110101000₂
• Hexadecimal: 0x6BD3863A8
• Base-36: DAOQSO8

Squares and roots of 28944393128

• 28944393128 squared (28944393128²) is 837777893548213624384
• 28944393128 cubed (28944393128³) is 24248972704807229966296222833152
• The square root of 28944393128 is 170130.5179208011
• The cube root of 28944393128 is 3070.3518689023

Scales and comparisons

• 28,944,393,128 seconds is equal to 920 years, 17 weeks, 5 days, 13 hours, 12 minutes, 8 seconds.
• To count from 1 to 28,944,393,128 would take you about one thousand, eight hundred forty 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 28944393128 cubic inches would be around 255.9 feet tall.

Recreational maths with 28944393128

• 28944393128 backwards is 82139344982
• The number of decimal digits it has is: 11
• The sum of 28944393128's digits is 53
• More coming soon!