21264943070

Names of 21264943070

• Cardinal: 21264943070 can be written as Twenty-one billion, two hundred sixty-four million, nine hundred forty-three thousand and seventy.

Scientific notation

• Scientific notation: 2.126494307 × 10¹⁰

Factors of 21264943070

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 640

Divisors of 21264943070

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 5 7 10 14 19 35 38 49 67 70 73 95 98 133 134 146 190 245 266 335 365 467 469 490 511 665 670 730 931 934 938 1022 1273 1330 1387 1862 2335 2345 2546 2555 2774 3269 3283 3577 4655 4670 4690 4891 5110 6365 6538 6566 6935 7154 8873 8911 9310 9709 9782 12730 13870 16345 16415 17746 17822 17885 19418 22883 24455 31289 32690 32830 34091 34237 35770 44365 44555 45766 48545 48910 62111 62377 62578 67963 68182 68474 88730 89110 92929 97090 114415 124222 124754 135926 156445 170455 171185 185858 219023 228830 238637 239659 310555 311885 312890 339815 340910 342370 434777 438046 464645 477274 479318 594491 621110 623770 647729 650503 679630 869554 929290 1095115 1188982 1193185 1198295 1295458 1301006 1533161 1670459 2173885 2190230 2284097 2386370 2396590 2972455 3066322 3238645 3252515 3340918 4161437 4347770 4534103 4553521 4568194 5944910 6477290 6505030 7665805 8322874 8352295 9068206 9107042 11420485 15331610 15988679 16704590 20807185 22670515 22767605 22840970 29130059 31738721 31977358 41614370 43397843 45341030 45535210 58260118 63477442 79943395 86795686 111920753 145650295 158693605 159886790 216989215 223841506 291300590 303784901 317387210 433978430 559603765 607569802 1119207530 1518924505 2126494307 3037849010 4252988614 10632471535 21264943070
• Sum of all divisors σ(n): 48324107520
• Sum of proper divisors (its aliquot sum) s(n): 27059164450
• 21264943070 is an abundant number, because the sum of its proper divisors (27059164450) is greater than itself. Its abundance is 5794221380

Bases of 21264943070

• Binary: 10011110011011111010100011111011110₂
• Hexadecimal: 0x4F37D47DE
• Base-36: 9ROLJ32

Squares and roots of 21264943070

• 21264943070 squared (21264943070²) is 452197803770341024900
• 21264943070 cubed (21264943070³) is 9615960553555333248983952443000
• The square root of 21264943070 is 145825.0426710035
• The cube root of 21264943070 is 2770.4782272405

Scales and comparisons

• 21,264,943,070 seconds is equal to 676 years, 8 weeks, 2 days, 37 minutes, 50 seconds.
• To count from 1 to 21,264,943,070 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 21264943070 cubic inches would be around 230.9 feet tall.

Recreational maths with 21264943070

• 21264943070 backwards is 07034946212
• 21264943070 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21264943070's digits is 38
• More coming soon!