21276315648

Names of 21276315648

• Cardinal: 21276315648 can be written as Twenty-one billion, two hundred seventy-six million, three hundred fifteen thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.1276315648 × 10¹⁰

Factors of 21276315648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 2064

Divisors of 21276315648

• Number of divisors d(n): 312
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 41 42 48 56 63 64 72 82 84 96 112 123 126 128 144 164 168 192 224 246 252 256 287 288 328 336 369 384 448 492 504 512 574 576 656 672 738 768 861 896 984 1008 1024 1148 1152 1312 1344 1476 1536 1722 1792 1968 2011 2016 2048 2296 2304 2583 2624 2688 2952 3072 3444 3584 3936 4022 4032 4096 4592 4608 5166 5248 5376 5904 6033 6144 6888 7168 7872 8044 8064 9184 9216 10332 10496 10752 11808 12066 12288 13776 14077 14336 15744 16088 16128 18099 18368 18432 20664 20992 21504 23616 24132 27552 28154 28672 31488 32176 32256 36198 36736 36864 41328 41984 42231 43008 47232 48264 55104 56308 62976 64352 64512 72396 73472 82451 82656 83968 84462 86016 94464 96528 110208 112616 125952 126693 128704 129024 144792 146944 164902 165312 167936 168924 188928 193056 220416 225232 247353 251904 253386 257408 258048 289584 293888 329804 330624 337848 377856 386112 440832 450464 494706 503808 506772 514816 577157 579168 587776 659608 661248 675696 742059 755712 772224 881664 900928 989412 1013544 1029632 1154314 1158336 1175552 1319216 1322496 1351392 1484118 1511424 1544448 1731471 1763328 1801856 1978824 2027088 2059264 2308628 2316672 2638432 2644992 2702784 2968236 3088896 3462942 3526656 3603712 3957648 4054176 4118528 4617256 4633344 5194413 5276864 5289984 5405568 5936472 6177792 6925884 7207424 7915296 8108352 8237056 9234512 9266688 10388826 10553728 10579968 10811136 11872944 12355584 13851768 14414848 15830592 16216704 18469024 18533376 20777652 21107456 21622272 23745888 24711168 27703536 28829696 31661184 32433408 36938048 37066752 41555304 42214912 43244544 47491776 55407072 57659392 63322368 64866816 73876096 74133504 83110608 84429824 86489088 94983552 110814144 126644736 129733632 147752192 166221216 168859648 172978176 189967104 221628288 253289472 259467264 295504384 332442432 337719296 379934208 443256576 506578944 518934528 591008768 664884864 759868416 886513152 1013157888 1182017536 1329769728 1519736832 1773026304 2364035072 2659539456 3039473664 3546052608 5319078912 7092105216 10638157824 21276315648
• Sum of all divisors σ(n): 71985915456
• Sum of proper divisors (its aliquot sum) s(n): 50709599808
• 21276315648 is an abundant number, because the sum of its proper divisors (50709599808) is greater than itself. Its abundance is 29433284160

Bases of 21276315648

• Binary: 10011110100001010101101000000000000₂
• Hexadecimal: 0x4F42AD000
• Base-36: 9RVDA80

Squares and roots of 21276315648

• 21276315648 squared (21276315648²) is 452681607553329659904
• 21276315648 cubed (21276315648³) is 9631396770348702837517993377792
• The square root of 21276315648 is 145864.0313716853
• The cube root of 21276315648 is 2770.9720268951

Scales and comparisons

• 21,276,315,648 seconds is equal to 676 years, 27 weeks, 15 hours, 40 minutes, 48 seconds.
• To count from 1 to 21,276,315,648 would take you about one thousand, three hundred fifty-three 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 21276315648 cubic inches would be around 230.9 feet tall.

Recreational maths with 21276315648

• 21276315648 backwards is 84651367212
• The number of decimal digits it has is: 11
• The sum of 21276315648's digits is 45
• More coming soon!