30918653440

Names of 30918653440

• Cardinal: 30918653440 can be written as Thirty billion, nine hundred eighteen million, six hundred fifty-three thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.091865344 × 10¹⁰

Factors of 30918653440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 126

Divisors of 30918653440

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 23 32 34 40 46 64 68 79 80 85 92 115 128 136 158 160 170 184 230 256 272 289 316 320 340 368 391 395 460 512 529 544 578 632 640 680 736 782 790 920 1058 1088 1156 1264 1280 1343 1360 1445 1472 1564 1580 1817 1840 1955 2116 2176 2312 2528 2560 2645 2686 2720 2890 2944 3128 3160 3634 3680 3910 4232 4352 4624 5056 5290 5372 5440 5780 5888 6256 6320 6647 6715 7268 7360 7820 8464 8704 8993 9085 9248 10112 10580 10744 10880 11560 11776 12512 12640 13294 13430 14536 14720 15640 16928 17986 18170 18496 20224 21160 21488 21760 22831 23120 25024 25280 26588 26860 29072 29440 30889 31280 33235 33856 35972 36340 36992 40448 41791 42320 42976 43520 44965 45662 46240 50048 50560 53176 53720 58144 58880 61778 62560 66470 67712 71944 72680 73984 83582 84640 85952 89930 91324 92480 100096 101120 106352 107440 114155 116288 123556 125120 132940 135424 143888 145360 147968 152881 154445 167164 169280 171904 179860 182648 184960 200192 202240 208955 212704 214880 228310 232576 247112 250240 265880 270848 287776 290720 305762 308890 334328 338560 343808 359720 365296 369920 417910 425408 429760 456620 465152 494224 500480 525113 531760 575552 581440 611524 617780 668656 677120 687616 710447 719440 730592 739840 764405 835820 850816 859520 913240 930304 988448 1000960 1050226 1063520 1151104 1162880 1223048 1235560 1337312 1354240 1420894 1438880 1461184 1528810 1671640 1701632 1719040 1826480 1976896 2100452 2127040 2302208 2325760 2446096 2471120 2625565 2674624 2841788 2877760 2922368 3057620 3343280 3403264 3438080 3552235 3652960 3953792 4200904 4254080 4604416 4651520 4892192 4942240 5251130 5349248 5683576 5755520 5844736 6115240 6686560 7104470 7305920 7907584 8401808 8508160 9784384 9884480 10502260 10698496 11367152 11511040 11689472 12077599 12230480 13373120 14208940 14611840 15815168 16803616 17016320 19568768 19768960 21004520 21396992 22734304 23022080 24155198 24460960 26746240 28417880 29223680 33607232 39137536 39537920 42009040 45468608 48310396 48921920 53492480 56835760 58447360 60387995 67214464 78275072 79075840 84018080 90937216 96620792 97843840 106984960 113671520 120775990 134428928 168036160 181874432 193241584 195687680 227343040 241551980 268857856 336072320 363748864 386483168 391375360 454686080 483103960 672144640 772966336 909372160 966207920 1344289280 1545932672 1818744320 1932415840 3091865344 3864831680 6183730688 7729663360 15459326720 30918653440
• Sum of all divisors σ(n): 83364351840
• Sum of proper divisors (its aliquot sum) s(n): 52445698400
• 30918653440 is an abundant number, because the sum of its proper divisors (52445698400) is greater than itself. Its abundance is 21527044960

Bases of 30918653440

• Binary: 11100110010111001010011011000000000₂
• Hexadecimal: 0x732E53600
• Base-36: E7C61OG

Squares and roots of 30918653440

• 30918653440 squared (30918653440²) is 955963130542823833600
• 30918653440 cubed (30918653440³) is 29557092734671049190050627584000
• The square root of 30918653440 is 175837.0081638107
• The cube root of 30918653440 is 3138.6304980263

Scales and comparisons

• 30,918,653,440 seconds is equal to 983 years, 6 weeks, 18 hours, 50 minutes, 40 seconds.
• To count from 1 to 30,918,653,440 would take you about one thousand, nine hundred sixty-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 30918653440 cubic inches would be around 261.6 feet tall.

Recreational maths with 30918653440

• 30918653440 backwards is 04435681903
• The number of decimal digits it has is: 11
• The sum of 30918653440's digits is 43
• More coming soon!