131420520

Names of 131420520

• Cardinal: 131420520 can be written as One hundred thirty-one million, four hundred twenty thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.3142052 × 10⁸

Factors of 131420520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 459

Divisors of 131420520

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 20 21 22 24 28 30 33 35 36 40 42 44 45 55 56 60 63 66 70 72 77 84 88 90 99 105 110 120 121 126 132 140 154 165 168 180 198 210 220 231 242 252 264 280 308 315 330 360 363 385 396 420 431 440 462 484 495 504 605 616 630 660 693 726 770 792 840 847 862 924 968 990 1089 1155 1210 1260 1293 1320 1386 1452 1540 1694 1724 1815 1848 1980 2155 2178 2310 2420 2520 2541 2586 2772 2904 3017 3080 3388 3448 3465 3630 3879 3960 4235 4310 4356 4620 4741 4840 5082 5172 5445 5544 6034 6465 6776 6930 7260 7623 7758 8470 8620 8712 9051 9240 9482 10164 10344 10890 12068 12705 12930 13860 14223 14520 15085 15246 15516 16940 17240 18102 18964 19395 20328 21780 23705 24136 25410 25860 27153 27720 28446 30170 30492 31032 33187 33880 36204 37928 38115 38790 42669 43560 45255 47410 50820 51720 52151 54306 56892 60340 60984 66374 71115 72408 76230 77580 85338 90510 94820 99561 101640 104302 108612 113784 120680 132748 135765 142230 152460 155160 156453 165935 170676 181020 189640 199122 208604 213345 217224 260755 265496 271530 284460 298683 304920 312906 331870 341352 362040 365057 398244 417208 426690 469359 497805 521510 543060 568920 597366 625812 663740 730114 782265 796488 853380 938718 995610 1043020 1086120 1095171 1194732 1251624 1327480 1460228 1493415 1564530 1706760 1825285 1877436 1991220 2086040 2190342 2346795 2389464 2920456 2986830 3129060 3285513 3650570 3754872 3982440 4380684 4693590 5475855 5973660 6258120 6571026 7301140 8761368 9387180 10951710 11947320 13142052 14602280 16427565 18774360 21903420 26284104 32855130 43806840 65710260 131420520
• Sum of all divisors σ(n): 537788160
• Sum of proper divisors (its aliquot sum) s(n): 406367640
• 131420520 is an abundant number, because the sum of its proper divisors (406367640) is greater than itself. Its abundance is 274947120

Bases of 131420520

• Binary: 111110101010101000101101000₂
• Hexadecimal: 0x7D55168
• Base-36: 268SQ0

Squares and roots of 131420520

• 131420520 squared (131420520²) is 17271353077070400
• 131420520 cubed (131420520³) is 2269810202492192044608000
• The square root of 131420520 is 11463.8789246921
• The cube root of 131420520 is 508.4181668563

Scales and comparisons

• 131,420,520 seconds is equal to 4 years, 9 weeks, 2 days, 1 hour, 42 minutes.
• To count from 1 to 131,420,520 would take you about six 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 131420520 cubic inches would be around 42.4 feet tall.

Recreational maths with 131420520

• 131420520 backwards is 025024131
• 131420520 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 131420520's digits is 18
• More coming soon!