18235032640

Names of 18235032640

• Cardinal: 18235032640 can be written as Eighteen billion, two hundred thirty-five million, thirty-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.823503264 × 10¹⁰

Factors of 18235032640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 7443

Divisors of 18235032640

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 8 10 11 16 19 20 22 32 37 38 40 44 55 64 74 76 80 88 95 110 148 152 160 176 185 190 209 220 296 304 320 352 370 380 407 418 440 592 608 703 704 740 760 814 836 880 1045 1184 1216 1406 1480 1520 1628 1672 1760 2035 2090 2368 2812 2960 3040 3256 3344 3515 3520 4070 4180 5624 5920 6080 6512 6688 7030 7369 7733 8140 8360 11248 11840 13024 13376 14060 14738 15466 16280 16720 22496 26048 28120 29476 30932 32560 33440 36845 38665 44992 56240 58952 61864 65120 66880 73690 77330 81059 112480 117904 123728 130240 140011 147380 154660 162118 224960 235808 247456 272653 280022 294760 309320 324236 405295 471616 494912 545306 560044 589520 618640 648472 700055 810590 1090612 1120088 1179040 1237280 1296944 1363265 1400110 1540121 1621180 2181224 2240176 2358080 2474560 2593888 2726530 2800220 2999183 3080242 3242360 4362448 4480352 5180407 5187776 5453060 5600440 5998366 6160484 6484720 7700605 8724896 8960704 10360814 10906120 11200880 11996732 12320968 12969440 14995915 15401210 17449792 20721628 21812240 22401760 23993464 24641936 25902035 25938880 29991830 30802420 41443256 43624480 44803520 47986928 49283872 51804070 56984477 59983660 61604840 82886512 87248960 95973856 98567744 103608140 113968954 119967320 123209680 165773024 191947712 207216280 227937908 239934640 246419360 284922385 331546048 414432560 455875816 479869280 492838720 569844770 828865120 911751632 959738560 1139689540 1657730240 1823503264 2279379080 3647006528 4558758160 9117516320 18235032640
• Sum of all divisors σ(n): 51217372800
• Sum of proper divisors (its aliquot sum) s(n): 32982340160
• 18235032640 is an abundant number, because the sum of its proper divisors (32982340160) is greater than itself. Its abundance is 14747307520

Bases of 18235032640

• Binary: 10000111110111001001000010001000000₂
• Hexadecimal: 0x43EE48440
• Base-36: 8DKO18G

Squares and roots of 18235032640

• 18235032640 squared (18235032640²) is 332516415381865369600
• 18235032640 cubed (18235032640³) is 6063447687824113078741663744000
• The square root of 18235032640 is 135037.1528135869
• The cube root of 18235032640 is 2632.0987666303

Scales and comparisons

• 18,235,032,640 seconds is equal to 579 years, 42 weeks, 3 days, 14 hours, 50 minutes, 40 seconds.
• To count from 1 to 18,235,032,640 would take you about one thousand, one hundred fifty-nine 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 18235032640 cubic inches would be around 219.3 feet tall.

Recreational maths with 18235032640

• 18235032640 backwards is 04623053281
• The number of decimal digits it has is: 11
• The sum of 18235032640's digits is 34
• More coming soon!