20123438400

Names of 20123438400

• Cardinal: 20123438400 can be written as Twenty billion, one hundred twenty-three million, four hundred thirty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.01234384 × 10¹⁰

Factors of 20123438400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 8292

Divisors of 20123438400

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 30 32 36 39 40 45 48 50 52 60 64 65 72 75 78 80 90 96 100 104 117 120 130 144 150 156 160 169 180 192 195 200 208 225 234 240 260 288 300 312 320 325 338 360 390 400 416 450 468 480 507 520 576 585 600 624 650 676 720 780 800 832 845 900 936 960 975 1014 1040 1170 1200 1248 1300 1352 1440 1521 1560 1600 1690 1800 1872 1950 2028 2080 2340 2400 2496 2535 2600 2704 2880 2925 3042 3120 3380 3600 3744 3900 4056 4160 4225 4680 4800 5070 5200 5408 5850 6084 6240 6760 7200 7488 7605 7800 8112 8269 8450 9360 10140 10400 10816 11700 12168 12480 12675 13520 14400 15210 15600 16224 16538 16900 18720 20280 20800 23400 24336 24807 25350 27040 30420 31200 32448 33076 33800 37440 38025 40560 41345 46800 48672 49614 50700 54080 60840 62400 66152 67600 74421 76050 81120 82690 93600 97344 99228 101400 107497 121680 124035 132304 135200 148842 152100 162240 165380 187200 198456 202800 206725 214994 243360 248070 264608 270400 297684 304200 322491 330760 372105 396912 405600 413450 429988 486720 496140 529216 537485 595368 608400 620175 644982 661520 744210 793824 811200 826900 859976 967473 992280 1074970 1190736 1216800 1240350 1289964 1323040 1397461 1488420 1587648 1612455 1653800 1719952 1860525 1934946 1984560 2149940 2381472 2433600 2480700 2579928 2646080 2687425 2794922 2976840 3224910 3307600 3439904 3721050 3869892 3969120 4192383 4299880 4762944 4837365 4961400 5159856 5374850 5589844 5953680 6449820 6615200 6879808 6987305 7442100 7739784 7938240 8062275 8384766 8599760 9674730 9922800 10319712 10749700 11179688 11907360 12577149 12899640 13230400 13974610 14884200 15479568 16124550 16769532 17199520 19349460 19845600 20639424 20961915 21499400 22359376 23814720 24186825 25154298 25799280 27949220 29768400 30959136 32249100 33539064 34399040 34936525 38698920 39691200 41923830 42998800 44718752 48373650 50308596 51598560 55898440 59536800 61918272 62885745 64498200 67078128 69873050 77397840 83847660 85997600 89437504 96747300 100617192 103197120 104809575 111796880 119073600 125771490 128996400 134156256 139746100 154795680 167695320 171995200 193494600 201234384 209619150 223593760 251542980 257992800 268312512 279492200 309591360 314428725 335390640 386989200 402468768 419238300 447187520 503085960 515985600 558984400 628857450 670781280 773978400 804937536 838476600 1006171920 1117968800 1257714900 1341562560 1547956800 1676953200 2012343840 2235937600 2515429800 3353906400 4024687680 5030859600 6707812800 10061719200 20123438400
• Sum of all divisors σ(n): 77457837210
• Sum of proper divisors (its aliquot sum) s(n): 57334398810
• 20123438400 is an abundant number, because the sum of its proper divisors (57334398810) is greater than itself. Its abundance is 37210960410

Bases of 20123438400

• Binary: 10010101111011100110100110101000000₂
• Hexadecimal: 0x4AF734D40
• Base-36: 98SZ4G0

Squares and roots of 20123438400

• 20123438400 squared (20123438400²) is 404952773038594560000
• 20123438400 cubed (20123438400³) is 8149042183151338450735104000000
• The square root of 20123438400 is 141857.1055675393
• The cube root of 20123438400 is 2719.9905564839

Scales and comparisons

• 20,123,438,400 seconds is equal to 639 years, 44 weeks, 6 days, 4 hours.
• To count from 1 to 20,123,438,400 would take you about one thousand, two hundred seventy-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 20123438400 cubic inches would be around 226.7 feet tall.

Recreational maths with 20123438400

• 20123438400 backwards is 00483432102
• The number of decimal digits it has is: 11
• The sum of 20123438400's digits is 27
• More coming soon!