21267803648

Names of 21267803648

• Cardinal: 21267803648 can be written as Twenty-one billion, two hundred sixty-seven million, eight hundred three thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.1267803648 × 10¹⁰

Factors of 21267803648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 132

Divisors of 21267803648

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 37 52 56 64 73 74 91 104 112 128 146 148 169 182 208 224 256 259 292 296 338 364 416 448 481 511 512 518 584 592 676 728 832 896 949 962 1022 1036 1168 1183 1184 1352 1456 1664 1792 1898 1924 2044 2072 2197 2336 2366 2368 2701 2704 2912 3328 3367 3584 3796 3848 4088 4144 4394 4672 4732 4736 5402 5408 5824 6253 6643 6656 6734 7592 7696 8176 8288 8788 9344 9464 9472 10804 10816 11648 12337 12506 13286 13468 15184 15379 15392 16352 16576 17576 18688 18907 18928 18944 21608 21632 23296 24674 25012 26572 26936 30368 30758 30784 32704 33152 35113 35152 37376 37814 37856 43216 43264 43771 46592 49348 50024 53144 53872 60736 61516 61568 65408 66304 70226 70304 75628 75712 81289 86359 86432 86528 87542 98696 100048 106288 107744 121472 123032 123136 130816 132608 140452 140608 151256 151424 160381 162578 172718 172864 175084 197392 200096 212576 215488 242944 245791 246064 246272 261632 280904 281216 302512 302848 320762 325156 345436 345728 350168 394784 400192 425152 430976 456469 485888 491582 492128 561808 562432 569023 605024 605696 641524 650312 690872 691456 700336 789568 800384 850304 861952 912938 983164 984256 1122667 1123616 1124864 1138046 1210048 1283048 1300624 1381744 1382912 1400672 1579136 1600768 1700608 1723904 1825876 1966328 1968512 2245334 2247232 2276092 2420096 2566096 2601248 2763488 2801344 3158272 3195283 3201536 3401216 3651752 3932656 3937024 4490668 4494464 4552184 4840192 5132192 5202496 5526976 5602688 5934097 6316544 6390566 7303504 7865312 7874048 8981336 8988928 9104368 9680384 10264384 10404992 11053952 11205376 11868194 12781132 14607008 15730624 17962672 17977856 18208736 20528768 20809984 22107904 22410752 23736388 25562264 29214016 31461248 35925344 36417472 41057536 41538679 41619968 44215808 47472776 51124528 58428032 62922496 71850688 72834944 82115072 83077358 94945552 102249056 116856064 125844992 143701376 145669888 166154716 189891104 204498112 233712128 287402752 291339776 332309432 379782208 408996224 574805504 664618864 759564416 817992448 1329237728 1519128832 1635984896 2658475456 3038257664 5316950912 10633901824 21267803648
• Sum of all divisors σ(n): 54771911040
• Sum of proper divisors (its aliquot sum) s(n): 33504107392
• 21267803648 is an abundant number, because the sum of its proper divisors (33504107392) is greater than itself. Its abundance is 12236303744

Bases of 21267803648

• Binary: 10011110011101010001110111000000000₂
• Hexadecimal: 0x4F3A8EE00
• Base-36: 9RQAUBK

Squares and roots of 21267803648

• 21267803648 squared (21267803648²) is 452319472009882107904
• 21267803648 cubed (21267803648³) is 9619841716873204586530620833792
• The square root of 21267803648 is 145834.8505947739
• The cube root of 21267803648 is 2770.6024506897

Scales and comparisons

• 21,267,803,648 seconds is equal to 676 years, 13 weeks, 3 hours, 14 minutes, 8 seconds.
• To count from 1 to 21,267,803,648 would take you about one thousand, three hundred fifty-two 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 21267803648 cubic inches would be around 230.9 feet tall.

Recreational maths with 21267803648

• 21267803648 backwards is 84630876212
• The number of decimal digits it has is: 11
• The sum of 21267803648's digits is 47
• More coming soon!