31386394416

Names of 31386394416

• Cardinal: 31386394416 can be written as Thirty-one billion, three hundred eighty-six million, three hundred ninety-four thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 3.1386394416 × 10¹⁰

Factors of 31386394416

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 574

Divisors of 31386394416

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 31 39 48 52 61 62 67 78 93 104 122 124 134 156 183 186 201 208 244 248 268 312 366 372 397 402 403 488 496 536 624 732 744 793 794 804 806 871 976 1072 1191 1209 1464 1488 1586 1588 1608 1612 1742 1891 2077 2379 2382 2418 2613 2928 3172 3176 3216 3224 3484 3782 4087 4154 4758 4764 4836 5161 5226 5673 6231 6344 6352 6448 6968 7564 8174 8308 9516 9528 9672 10322 10452 11346 12261 12307 12462 12688 13936 15128 15483 16348 16616 19032 19056 19344 20644 20904 22692 24217 24522 24583 24614 24924 26599 27001 30256 30966 32696 33232 36921 38064 41288 41808 45384 48434 49044 49166 49228 49848 53131 53198 54002 61932 65392 72651 73749 73842 79797 81003 82576 90768 96868 98088 98332 98456 99696 106262 106396 108004 123864 126697 145302 147498 147684 159393 159594 159991 162006 193736 196176 196664 196912 212524 212792 216008 247728 253394 290604 294996 295368 314821 318786 319188 319982 324012 345787 380091 387472 393328 425048 425584 432016 479973 506788 581208 589992 590736 629642 637572 638376 639964 648024 691574 750727 760182 824569 850096 944463 959946 1013576 1037361 1162416 1179984 1259284 1275144 1276752 1279928 1296048 1383148 1501454 1520364 1622539 1647061 1649138 1888926 1919892 2027152 2074722 2252181 2473707 2518568 2550288 2559856 2766296 3002908 3040728 3245078 3294122 3298276 3777852 3839784 4149444 4504362 4867617 4941183 4947414 5037136 5532592 6005816 6081456 6490156 6588244 6596552 7555704 7679568 8298888 9008724 9735234 9759451 9882366 9894828 10719397 12011632 12980312 13176488 13193104 15111408 16597776 18017448 19470468 19518902 19764732 19789656 21093007 21438794 25960624 26352976 29278353 32158191 36034896 38940936 39037804 39529464 39579312 42186014 42877588 50298709 58556706 63279021 64316382 77881872 78075608 79058928 84372028 85755176 100597418 117113412 126558042 128632764 150896127 156151216 168744056 171510352 201194836 234226824 253116084 257265528 301792254 337488112 402389672 468453648 506232168 514531056 603584508 653883217 804779344 1012464336 1207169016 1307766434 1961649651 2414338032 2615532868 3923299302 5231065736 7846598604 10462131472 15693197208 31386394416
• Sum of all divisors σ(n): 93214478336
• Sum of proper divisors (its aliquot sum) s(n): 61828083920
• 31386394416 is an abundant number, because the sum of its proper divisors (61828083920) is greater than itself. Its abundance is 30441689504

Bases of 31386394416

• Binary: 11101001110110001100101111100110000₂
• Hexadecimal: 0x74EC65F30
• Base-36: EF2NCXC

Squares and roots of 31386394416

• 31386394416 squared (31386394416²) is 985105754436715981056
• 31386394416 cubed (31386394416³) is 30918917750222009693194000183296
• The square root of 31386394416 is 177162.0569309355
• The cube root of 31386394416 is 3154.3785390241

Scales and comparisons

• 31,386,394,416 seconds is equal to 997 years, 51 weeks, 3 days, 10 hours, 53 minutes, 36 seconds.
• To count from 1 to 31,386,394,416 would take you about one thousand, nine hundred ninety-five 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 31386394416 cubic inches would be around 262.9 feet tall.

Recreational maths with 31386394416

• 31386394416 backwards is 61449368313
• 31386394416 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31386394416's digits is 48
• More coming soon!