30991628540520

Names of 30991628540520

• Cardinal: 30991628540520 can be written as Thirty trillion, nine hundred ninety-one billion, six hundred twenty-eight million, five hundred forty thousand, five hundred twenty.

Scientific notation

• Scientific notation: 3.099162854052 × 10¹³

Factors of 30991628540520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 138

Divisors of 30991628540520

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 31 36 40 45 60 62 72 90 93 97 120 124 155 180 186 194 248 279 291 310 360 372 388 465 485 558 582 620 744 776 873 930 961 970 1116 1164 1240 1395 1455 1746 1860 1922 1940 2232 2328 2790 2883 2910 3007 3492 3720 3844 3880 4365 4805 5580 5766 5820 6014 6984 7688 8649 8730 9021 9610 11160 11532 11640 12028 14415 15035 17298 17460 18042 19220 23064 24056 27063 28830 29791 30070 34596 34920 36084 38440 43245 45105 54126 57660 59582 60140 69192 72168 86490 89373 90210 93217 108252 115320 119164 120280 135315 148955 172980 178746 180420 186434 216504 238328 268119 270630 279651 297910 345960 357492 360840 372868 446865 466085 536238 541260 559302 595820 714984 745736 838953 893730 923521 932170 1072476 1082520 1118604 1191640 1340595 1398255 1677906 1787460 1847042 1864340 2144952 2237208 2681190 2770563 2796510 2889727 3355812 3574920 3694084 3728680 4194765 4617605 5362380 5541126 5593020 5779454 6711624 7388168 8311689 8389530 8669181 9235210 10724760 11082252 11186040 11558908 13852815 14448635 16623378 16779060 17338362 18470420 22164504 23117816 26007543 27705630 28629151 28897270 33246756 33558120 34676724 36940840 41558445 43345905 52015086 55411260 57258302 57794540 66493512 69353448 83116890 85887453 86691810 89581537 104030172 110822520 114516604 115589080 130037715 143145755 166233780 171774906 173383620 179163074 208060344 229033208 257662359 260075430 268744611 286291510 332467560 343549812 346767240 358326148 429437265 447907685 515324718 520150860 537489222 572583020 687099624 716652296 806233833 858874530 887503681 895815370 1030649436 1040301720 1074978444 1145166040 1288311795 1343723055 1612467666 1717749060 1775007362 1791630740 2061298872 2149956888 2576623590 2662511043 2687446110 2777027647 3224935332 3435498120 3550014724 3583261480 4031169165 4437518405 5153247180 5325022086 5374892220 5554055294 6449870664 7100029448 7987533129 8062338330 8331082941 8875036810 10306494360 10650044172 10749784440 11108110588 13312555215 13885138235 15975066258 16124676660 16662165882 17750073620 21300088344 22216221176 24993248823 26625110430 27770276470 31950132516 32249353320 33324331764 35500147240 39937665645 41655414705 49986497646 53250220860 55540552940 63900265032 66648663528 79875331290 83310829410 86087857057 99972995292 106500441720 111081105880 124966244115 159750662580 166621658820 172175714114 199945990584 249932488230 258263571171 319501325160 333243317640 344351428228 430439285285 499864976460 516527142342 688702856456 774790713513 860878570570 999729952920 1033054284684 1291317855855 1549581427026 1721757141140 2066108569368 2582635711710 3099162854052 3443514282280 3873953567565 5165271423420 6198325708104 7747907135130 10330542846840 15495814270260 30991628540520
• Sum of all divisors σ(n): 105153211128420
• Sum of proper divisors (its aliquot sum) s(n): 74161582587900
• 30991628540520 is an abundant number, because the sum of its proper divisors (74161582587900) is greater than itself. Its abundance is 43169954047380

Bases of 30991628540520

• Binary: 111000010111111001101000000101001101001101000₂
• Hexadecimal: 0x1C2FCD029A68
• Base-36: AZHCVGAY0

Squares and roots of 30991628540520

• 30991628540520 squared (30991628540520²) is 960481039593573825281870400
• 30991628540520 cubed (30991628540520³) is 29766871599296522704791246622367788608000
• The square root of 30991628540520 is 5567012.5328150645
• The cube root of 30991628540520 is 31410.9785337607

Scales and comparisons

• 30,991,628,540,520 seconds is equal to 985,437 years, 48 weeks, 9 hours, 42 minutes.
• To count from 1 to 30,991,628,540,520 would take you about two million, four hundred sixty-three thousand, five hundred ninety-four 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 30991628540520 cubic inches would be around 2617.6 feet tall.

Recreational maths with 30991628540520

• 30991628540520 backwards is 02504582619903
• The number of decimal digits it has is: 14
• The sum of 30991628540520's digits is 54
• More coming soon!