21040087382528

Names of 21040087382528

• Cardinal: 21040087382528 can be written as Twenty-one trillion, forty billion, eighty-seven million, three hundred eighty-two thousand, five hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1040087382528 × 10¹³

Factors of 21040087382528

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1268

Divisors of 21040087382528

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 16 23 32 46 64 79 92 128 158 184 256 316 353 368 512 632 706 736 811 1264 1412 1472 1622 1817 2528 2824 2944 3244 3634 5056 5648 5888 6241 6488 7268 8119 10112 11296 11776 12482 12976 14536 16238 18653 20224 22592 24964 25952 27887 29072 32476 37306 40448 45184 49928 51904 55774 58144 64069 64952 74612 90368 99856 103808 111548 116288 128138 129904 143543 149224 180736 199712 207616 223096 232576 256276 259808 286283 287086 298448 399424 415232 446192 465152 512552 519616 572566 574172 596896 641401 798848 892384 930304 1025104 1039232 1145132 1148344 1193792 1282802 1473587 1597696 1784768 2050208 2078464 2203073 2290264 2296688 2387584 2565604 2947174 3195392 3569536 4100416 4156928 4406146 4580528 4593376 4775168 5061451 5131208 5894348 6584509 7139072 8200832 8812292 9161056 9186752 9550336 10122902 10262416 11788696 13169018 14278144 16401664 17624584 18322112 18373504 20245804 20524832 22616357 23577392 26338036 32803328 35249168 36644224 36747008 40491608 41049664 45232714 47154784 50670679 52676072 70498336 73288448 73494016 80983216 82099328 90465428 94309568 101341358 105352144 116413373 140996672 146576896 161966432 164198656 180930856 188619136 202682716 210704288 232826746 281993344 323932864 328397312 361861712 377238272 405365432 421408576 465653492 520176211 563986688 647865728 723723424 754476544 810730864 842817152 931306984 1040352422 1127973376 1295731456 1447446848 1621461728 1685634304 1786692203 1862613968 2080704844 2591462912 2894893696 3242923456 3371268608 3573384406 3725227936 4161409688 5789787392 6485846912 7146768812 7450455872 8322819376 11579574784 12971693824 14293537624 14900911744 16645638752 25943387648 28587075248 29801823488 33291277504 41093920669 57174150496 59603646976 66582555008 82187841338 114348300992 133165110016 164375682676 228696601984 266330220032 328751365352 457393203968 657502730704 914786407936 1315005461408 2630010922816 5260021845632 10520043691264 21040087382528
• Sum of all divisors σ(n): 44609972654016
• Sum of proper divisors (its aliquot sum) s(n): 23569885271488
• 21040087382528 is an abundant number, because the sum of its proper divisors (23569885271488) is greater than itself. Its abundance is 2529797888960

Bases of 21040087382528

• Binary: 100110010001011000110111011110011101000000000₂
• Hexadecimal: 0x1322C6EF3A00
• Base-36: 7GHOKSE0W

Squares and roots of 21040087382528

• 21040087382528 squared (21040087382528²) is 442685277064413946199670784
• 21040087382528 cubed (21040087382528³) is 9314136912393887696950530678585873661952
• The square root of 21040087382528 is 4586947.5016101939
• The cube root of 21040087382528 is 27606.7858509503

Scales and comparisons

• 21,040,087,382,528 seconds is equal to 669,009 years, 36 weeks, 1 day, 21 hours, 22 minutes, 8 seconds.
• To count from 1 to 21,040,087,382,528 would take you about one million, six hundred seventy-two thousand, five hundred twenty-four 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 21040087382528 cubic inches would be around 2300.6 feet tall.

Recreational maths with 21040087382528

• 21040087382528 backwards is 82528378004012
• The number of decimal digits it has is: 14
• The sum of 21040087382528's digits is 50
• More coming soon!