131294247920

Names of 131294247920

• Cardinal: 131294247920 can be written as One hundred thirty-one billion, two hundred ninety-four million, two hundred forty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.3129424792 × 10¹¹

Factors of 131294247920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 674

Divisors of 131294247920

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 31 40 44 55 61 62 80 88 110 122 124 155 176 220 244 248 257 305 307 310 341 440 488 496 514 610 614 620 671 682 880 976 1028 1220 1228 1240 1285 1342 1364 1535 1705 1891 2056 2440 2456 2480 2570 2684 2728 2827 3070 3355 3377 3410 3782 4112 4880 4912 5140 5368 5456 5654 6140 6710 6754 6820 7564 7967 9455 9517 10280 10736 11308 12280 13420 13508 13640 14135 15128 15677 15934 16885 18727 18910 19034 20560 20801 22616 24560 26840 27016 27280 28270 30256 31354 31868 33770 37454 37820 38068 39835 41602 45232 47585 53680 54032 56540 62708 63736 67540 74908 75640 76136 78385 78899 79670 83204 87637 93635 95170 104005 104687 113080 125416 127472 135080 149816 151280 152272 156770 157798 159340 166408 172447 175274 187270 190340 205997 208010 209374 226160 250832 270160 299632 313540 315596 318680 332816 344894 350548 374540 380680 394495 411994 416020 418748 438185 485987 523435 580537 627080 631192 637360 689788 701096 749080 761360 788990 823988 832040 837496 862235 867889 876370 971974 1029985 1046870 1161074 1254160 1262384 1379576 1402192 1498160 1577980 1647976 1664080 1674992 1724470 1735778 1752740 1943948 2059970 2093740 2322148 2429935 2445869 2759152 2902685 3155960 3295952 3448940 3471556 3505480 3887896 4119940 4187480 4339445 4644296 4812839 4859870 4891738 5345857 5805370 6311920 6385907 6897880 6943112 7010960 7775792 8239880 8374960 8678890 9288592 9625678 9719740 9783476 10691714 11610740 12229345 12771814 13795760 13886224 16479760 17357780 19251356 19439480 19566952 21383428 23221480 24064195 24458690 25543628 26729285 26904559 31929535 34715560 38502712 38878960 39133904 42766856 46442960 48128390 48917380 51087256 52941229 53458570 53809118 63859070 69431120 77005424 85533712 96256780 97834760 102174512 105882458 106917140 107618236 127718140 134522795 149198009 192513560 195669520 211764916 213834280 215236472 255436280 264706145 269045590 298396018 385027120 423529832 427668560 430472944 510872560 529412290 538091180 596792036 745990045 847059664 1058824580 1076182360 1193584072 1491980090 1641178099 2117649160 2152364720 2387168144 2983960180 3282356198 4235298320 5967920360 6564712396 8205890495 11935840720 13129424792 16411780990 26258849584 32823561980 65647123960 131294247920
• Sum of all divisors σ(n): 351889477632
• Sum of proper divisors (its aliquot sum) s(n): 220595229712
• 131294247920 is an abundant number, because the sum of its proper divisors (220595229712) is greater than itself. Its abundance is 89300981792

Bases of 131294247920

• Binary: 1111010010001101111110011101111110000₂
• Hexadecimal: 0x1E91BF3BF0
• Base-36: 1OBD7E28

Squares and roots of 131294247920

• 131294247920 squared (131294247920²) is 17238179536878424326400
• 131294247920 cubed (131294247920³) is 2263273817804386626409320601088000
• The square root of 131294247920 is 362345.4814400201
• The cube root of 131294247920 is 5082.5528110167

Scales and comparisons

• 131,294,247,920 seconds is equal to 4,174 years, 39 weeks, 8 hours, 25 minutes, 20 seconds.
• To count from 1 to 131,294,247,920 would take you about eight thousand, three hundred forty-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 131294247920 cubic inches would be around 423.5 feet tall.

Recreational maths with 131294247920

• 131294247920 backwards is 029742492131
• 131294247920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 131294247920's digits is 44
• More coming soon!