19858429440

Names of 19858429440

• Cardinal: 19858429440 can be written as Nineteen billion, eight hundred fifty-eight million, four hundred twenty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.985842944 × 10¹⁰

Factors of 19858429440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 11890

Divisors of 19858429440

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 73 80 90 96 120 128 144 146 160 180 192 219 240 256 288 292 320 360 365 384 438 480 512 576 584 640 657 720 730 768 876 960 1095 1152 1168 1280 1314 1440 1460 1536 1752 1920 2190 2304 2336 2560 2628 2880 2920 3285 3504 3840 4380 4608 4672 5256 5760 5840 6570 7008 7680 8760 9344 10512 11520 11680 11807 13140 14016 17520 18688 21024 23040 23360 23614 26280 28032 35040 35421 37376 42048 46720 47228 52560 56064 59035 70080 70842 84096 93440 94456 105120 106263 112128 118070 140160 141684 168192 177105 186880 188912 210240 212526 236140 280320 283368 336384 354210 377824 420480 425052 472280 531315 560640 566736 708420 755648 840960 850104 861911 944560 1062630 1133472 1416840 1511296 1681920 1700208 1723822 1889120 2125260 2266944 2585733 2833680 3022592 3400416 3447644 3778240 4250520 4309555 4533888 5171466 5667360 6045184 6800832 6895288 7556480 7757199 8501040 8619110 9067776 10342932 11334720 12928665 13601664 13790576 15112960 15514398 17002080 17238220 18135552 20685864 22669440 25857330 27203328 27581152 30225920 31028796 34004160 34476440 38785995 41371728 45338880 51714660 54406656 55162304 62057592 68008320 68952880 77571990 82743456 90677760 103429320 110324608 124115184 136016640 137905760 155143980 165486912 206858640 220649216 248230368 272033280 275811520 310287960 330973824 413717280 441298432 496460736 551623040 620575920 661947648 827434560 992921472 1103246080 1241151840 1323895296 1654869120 1985842944 2206492160 2482303680 3309738240 3971685888 4964607360 6619476480 9929214720 19858429440
• Sum of all divisors σ(n): 69723358848
• Sum of proper divisors (its aliquot sum) s(n): 49864929408
• 19858429440 is an abundant number, because the sum of its proper divisors (49864929408) is greater than itself. Its abundance is 30006499968

Bases of 19858429440

• Binary: 10010011111101001111001011000000000₂
• Hexadecimal: 0x49FA79600
• Base-36: 94F7280

Squares and roots of 19858429440

• 19858429440 squared (19858429440²) is 394357219823458713600
• 19858429440 cubed (19858429440³) is 7831315024018724120778768384000
• The square root of 19858429440 is 140919.9398240007
• The cube root of 19858429440 is 2707.9977512495

Scales and comparisons

• 19,858,429,440 seconds is equal to 631 years, 22 weeks, 4 days, 22 hours, 24 minutes.
• To count from 1 to 19,858,429,440 would take you about one thousand, two hundred sixty-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 19858429440 cubic inches would be around 225.7 feet tall.

Recreational maths with 19858429440

• 19858429440 backwards is 04492485891
• The number of decimal digits it has is: 11
• The sum of 19858429440's digits is 54
• More coming soon!