21409704260

Names of 21409704260

• Cardinal: 21409704260 can be written as Twenty-one billion, four hundred nine million, seven hundred four thousand, two hundred sixty.

Scientific notation

• Scientific notation: 2.140970426 × 10¹⁰

Factors of 21409704260

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 935

Divisors of 21409704260

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 10 14 19 20 28 35 38 49 70 73 76 95 98 133 140 146 190 196 245 266 292 361 365 380 490 511 532 665 722 730 829 931 980 1022 1330 1387 1444 1460 1658 1805 1862 2044 2527 2555 2660 2774 3316 3577 3610 3724 4145 4655 5054 5110 5548 5803 6935 7154 7220 8290 9310 9709 10108 10220 11606 12635 13870 14308 15751 16580 17689 17885 18620 19418 23212 25270 26353 27740 29015 31502 35378 35770 38836 40621 48545 50540 52706 58030 60517 63004 67963 70756 71540 78755 81242 88445 97090 105412 110257 116060 121034 131765 135926 157510 162484 176890 184471 194180 203105 220514 242068 263530 271852 299269 302585 315020 339815 353780 368942 406210 423619 441028 527060 551285 598538 605170 679630 737884 771799 812420 847238 922355 1102570 1149823 1197076 1210340 1291297 1359260 1496345 1543598 1694476 1844710 2094883 2118095 2205140 2299646 2582594 2965333 2992690 3087196 3689420 3858995 4189766 4236190 4599292 5165188 5749115 5930666 5985380 6456485 7717990 8048761 8379532 8472380 10474415 11498230 11861332 12912970 14664181 14826665 15435980 16097522 20948830 21846637 22996460 25825940 29328362 29653330 32195044 40243805 41897660 43693274 56341327 58656724 59306660 73320905 80487610 87386548 109233185 112682654 146641810 152926459 160975220 218466370 225365308 281706635 293283620 305852918 436932740 563413270 611705836 764632295 1070485213 1126826540 1529264590 2140970426 3058529180 4281940852 5352426065 10704852130 21409704260
• Sum of all divisors σ(n): 56022041880
• Sum of proper divisors (its aliquot sum) s(n): 34612337620
• 21409704260 is an abundant number, because the sum of its proper divisors (34612337620) is greater than itself. Its abundance is 13202633360

Bases of 21409704260

• Binary: 10011111100000111100010100101000100₂
• Hexadecimal: 0x4FC1E2944
• Base-36: 9U2S9J8

Squares and roots of 21409704260

• 21409704260 squared (21409704260²) is 458375436500662147600
• 21409704260 cubed (21409704260³) is 9813682535527585874292468776000
• The square root of 21409704260 is 146320.5531017429
• The cube root of 21409704260 is 2776.7506961679

Scales and comparisons

• 21,409,704,260 seconds is equal to 680 years, 39 weeks, 4 days, 12 hours, 4 minutes, 20 seconds.
• To count from 1 to 21,409,704,260 would take you about one thousand, three hundred sixty-one 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 21409704260 cubic inches would be around 231.4 feet tall.

Recreational maths with 21409704260

• 21409704260 backwards is 06240790412
• 21409704260 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21409704260's digits is 35
• More coming soon!