19991429120

Names of 19991429120

• Cardinal: 19991429120 can be written as Nineteen billion, nine hundred ninety-one million, four hundred twenty-nine thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.999142912 × 10¹⁰

Factors of 19991429120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 39

Divisors of 19991429120

• Number of divisors d(n): 306
• Complete list of divisors:
  1 2 4 5 8 10 13 16 19 20 26 32 38 40 52 64 65 76 80 95 104 128 130 152 160 169 190 208 247 256 260 304 320 338 361 380 416 494 512 520 608 640 676 722 760 832 845 988 1024 1040 1216 1235 1280 1352 1444 1520 1664 1690 1805 1976 2048 2080 2432 2470 2560 2704 2888 3040 3211 3328 3380 3610 3952 4096 4160 4693 4864 4940 5120 5408 5776 6080 6422 6656 6760 7220 7904 8192 8320 9386 9728 9880 10240 10816 11552 12160 12844 13312 13520 14440 15808 16055 16384 16640 18772 19456 19760 20480 21632 23104 23465 24320 25688 26624 27040 28880 31616 32110 32768 33280 37544 38912 39520 40960 43264 46208 46930 48640 51376 53248 54080 57760 61009 63232 64220 65536 66560 75088 77824 79040 81920 86528 92416 93860 97280 102752 106496 108160 115520 122018 126464 128440 133120 150176 155648 158080 163840 173056 184832 187720 194560 205504 212992 216320 231040 244036 252928 256880 266240 300352 305045 311296 316160 327680 346112 369664 375440 389120 411008 425984 432640 462080 488072 505856 513760 532480 600704 610090 622592 632320 692224 739328 750880 778240 822016 851968 865280 924160 976144 1011712 1027520 1064960 1201408 1220180 1245184 1264640 1384448 1478656 1501760 1556480 1644032 1730560 1848320 1952288 2023424 2055040 2129920 2402816 2440360 2529280 2768896 2957312 3003520 3112960 3288064 3461120 3696640 3904576 4046848 4110080 4259840 4805632 4880720 5058560 5537792 5914624 6007040 6225920 6576128 6922240 7393280 7809152 8093696 8220160 9611264 9761440 10117120 11075584 11829248 12014080 13152256 13844480 14786560 15618304 16187392 16440320 19222528 19522880 20234240 23658496 24028160 26304512 27688960 29573120 31236608 32880640 38445056 39045760 40468480 48056320 52609024 55377920 59146240 62473216 65761280 76890112 78091520 80936960 96112640 105218048 118292480 124946432 131522560 153780224 156183040 192225280 210436096 249892864 263045120 307560448 312366080 384450560 499785728 526090240 624732160 768901120 999571456 1052180480 1249464320 1537802240 1999142912 2498928640 3998285824 4997857280 9995714560 19991429120
• Sum of all divisors σ(n): 54831979998
• Sum of proper divisors (its aliquot sum) s(n): 34840550878
• 19991429120 is an abundant number, because the sum of its proper divisors (34840550878) is greater than itself. Its abundance is 14849121758

Bases of 19991429120

• Binary: 10010100111100101010000000000000000₂
• Hexadecimal: 0x4A7950000
• Base-36: 96MDPFK

Squares and roots of 19991429120

• 19991429120 squared (19991429120²) is 399657238259983974400
• 19991429120 cubed (19991429120³) is 7989719350969421756553494528000
• The square root of 19991429120 is 141391.0503532667
• The cube root of 19991429120 is 2714.0298120649

Scales and comparisons

• 19,991,429,120 seconds is equal to 635 years, 34 weeks, 4 days, 6 hours, 45 minutes, 20 seconds.
• To count from 1 to 19,991,429,120 would take you about one thousand, two hundred seventy-one 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 19991429120 cubic inches would be around 226.2 feet tall.

Recreational maths with 19991429120

• 19991429120 backwards is 02192419991
• The number of decimal digits it has is: 11
• The sum of 19991429120's digits is 47
• More coming soon!