31820999040

Names of 31820999040

• Cardinal: 31820999040 can be written as Thirty-one billion, eight hundred twenty million, nine hundred ninety-nine thousand and forty.

Scientific notation

• Scientific notation: 3.182099904 × 10¹⁰

Factors of 31820999040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 19842

Divisors of 31820999040

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 32 36 40 45 48 54 60 62 64 72 80 81 90 93 96 108 120 124 128 135 144 155 160 162 180 186 192 216 240 248 270 279 288 310 320 324 360 372 384 405 432 465 480 496 540 558 576 620 640 648 720 744 810 837 864 930 960 992 1080 1116 1152 1240 1296 1395 1440 1488 1620 1674 1728 1860 1920 1984 2160 2232 2480 2511 2592 2790 2880 2976 3240 3348 3456 3720 3968 4185 4320 4464 4960 5022 5184 5580 5760 5952 6480 6696 7440 8370 8640 8928 9920 10044 10368 11160 11904 12555 12960 13392 14880 16740 17280 17856 19801 19840 20088 22320 25110 25920 26784 29760 33480 35712 39602 40176 44640 50220 51840 53568 59403 59520 66960 79204 80352 89280 99005 100440 107136 118806 133920 158408 160704 178209 178560 198010 200880 237612 267840 297015 316816 321408 356418 396020 401760 475224 534627 535680 594030 613831 633632 712836 792040 803520 891045 950448 1069254 1188060 1227662 1267264 1425672 1584080 1603881 1607040 1782090 1841493 1900896 2138508 2376120 2455324 2534528 2673135 2851344 3069155 3168160 3207762 3564180 3682986 3801792 4277016 4752240 4910648 5346270 5524479 5702688 6138310 6336320 6415524 7128360 7365972 7603584 8019405 8554032 9207465 9504480 9821296 10692540 11048958 11405376 12276620 12672640 12831048 14256720 14731944 16038810 16573437 17108064 18414930 19008960 19642592 21385080 22097916 22810752 24553240 25662096 27622395 28513440 29463888 32077620 33146874 34216128 36829860 38017920 39285184 42770160 44195832 49106480 49720311 51324192 55244790 57026880 58927776 64155240 66293748 68432256 73659720 78570368 82867185 85540320 88391664 98212960 99440622 102648384 110489580 114053760 117855552 128310480 132587496 147319440 165734370 171080640 176783328 196425920 198881244 205296768 220979160 235711104 248601555 256620960 265174992 294638880 331468740 342161280 353566656 392851840 397762488 441958320 497203110 513241920 530349984 589277760 662937480 707133312 795524976 883916640 994406220 1026483840 1060699968 1178555520 1325874960 1591049952 1767833280 1988812440 2121399936 2651749920 3182099904 3535666560 3977624880 5303499840 6364199808 7955249760 10606999680 15910499520 31820999040
• Sum of all divisors σ(n): 117310216320
• Sum of proper divisors (its aliquot sum) s(n): 85489217280
• 31820999040 is an abundant number, because the sum of its proper divisors (85489217280) is greater than itself. Its abundance is 53668218240

Bases of 31820999040

• Binary: 11101101000101011011110100110000000₂
• Hexadecimal: 0x768ADE980
• Base-36: EM9EG00

Squares and roots of 31820999040

• 31820999040 squared (31820999040²) is 1012575979903680921600
• 31820999040 cubed (31820999040³) is 32221179284442089898699915264000
• The square root of 31820999040 is 178384.4136689077
• The cube root of 31820999040 is 3168.8713168077

Scales and comparisons

• 31,820,999,040 seconds is equal to 1,011 years, 42 weeks, 14 hours, 24 minutes.
• To count from 1 to 31,820,999,040 would take you about two thousand and twenty-three 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 31820999040 cubic inches would be around 264.1 feet tall.

Recreational maths with 31820999040

• 31820999040 backwards is 04099902813
• 31820999040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31820999040's digits is 45
• More coming soon!