31451849141889393

Names of 31451849141889393

• Cardinal: 31451849141889393 can be written as Thirty-one quadrillion, four hundred fifty-one trillion, eight hundred forty-nine billion, one hundred forty-one million, eight hundred eighty-nine thousand, three hundred ninety-three.

Scientific notation

• Scientific notation: 3.1451849141889393 × 10¹⁶

Factors of 31451849141889393

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 230

Divisors of 31451849141889393

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 21 27 29 49 63 87 147 189 191 203 261 343 441 573 609 783 1029 1323 1337 1421 1719 1827 2401 3087 4011 4263 5157 5481 5539 7203 9261 9359 9947 12033 12789 16617 16807 21609 28077 29841 36099 36481 38367 38773 49851 50421 64827 65513 69629 84231 89523 109443 116319 117649 149553 151263 196539 208887 252693 255367 268569 271411 328329 348957 352947 453789 458591 487403 589617 626661 766101 814233 823543 984987 1046871 1057949 1058841 1375773 1462209 1768851 1787569 1879983 1899877 2298303 2442699 2470629 3173847 3176523 3210137 3411821 4127319 4386627 5362707 5699631 5764801 6894909 6967871 7328097 7405643 7411887 9521541 9630411 10235463 12381957 12512983 13159881 13299139 16088121 17098893 17294403 20903613 22216929 22235661 22470959 23882747 28564623 28891233 30706389 37538949 39897417 48264363 48775097 51296679 51839501 51883209 62710839 66650787 67412877 71648241 86673699 87590881 92119167 93093973 112616847 119692251 146325291 155518503 155649627 157296713 167179229 188132517 199952361 202068259 202238631 214944723 262772643 279281919 337850541 341425679 359076753 362876507 438975873 466555509 471890139 501537687 606204777 606715893 613136167 644834169 651657811 788317929 837845757 1024277037 1088629521 1101076991 1316927619 1399666527 1414477813 1415670417 1504613061 1818614331 1839408501 1954973433 2364953787 2389979753 2513537271 2540135549 3072831111 3265888563 3303230973 4243433439 4247011251 4291953169 4513839183 4561604677 5455842993 5518225503 5864920299 7169939259 7620406647 9218493333 9797665689 9901344691 9909692919 12730300317 12875859507 13684814031 16554676509 16729858271 17594760897 17780948843 21509817777 22861219941 29704034073 29729078757 30043672183 31931232739 38190900951 38627578521 41054442093 50189574813 53342846529 64529453331 68583659823 69309412837 89112102219 90131016549 95793698217 115882735563 117109007897 123163326279 124466641901 150568724439 160028539587 207928238511 210305705281 267336306657 270393049647 287381094651 351327023691 373399925703 451706173317 480085618761 485165889859 623784715533 630917115843 811179148941 819763055279 862143283953 871266493307 1053981071073 1120199777109 1455497669577 1871354146599 1892751347529 2459289165837 2613799479921 3161943213219 3360599331327 3396161229013 4366493008731 5678254042587 5738341386953 6098865453149 7377867497511 7841398439763 10188483687039 13099479026193 17215024160859 18296596359447 22133602492533 23524195319289 23773128603091 30565451061117 40168389708671 51645072482577 54889789078341 71319385809273 91696353183351 120505169126013 154935217447731 164669367235023 166411900221637 213958157427819 361515507378039 499235700664911 641874472283457 1084546522134117 1164883301551459 1497707101994733 3494649904654377 4493121305984199 10483949713963131 31451849141889393
• Sum of all divisors σ(n): 56531721757132800
• Sum of proper divisors (its aliquot sum) s(n): 25079872615243407
• 31451849141889393 is a deficient number, because the sum of its proper divisors (25079872615243407) is less than itself. Its deficiency is 6371976526645986

Bases of 31451849141889393

• Binary: 1101111101111010100101001000111101000011010100101110001₂
• Hexadecimal: 0x6FBD4A47A1A971
• Base-36: 8LOR010EFE9

Squares and roots of 31451849141889393

• 31451849141889393 squared (31451849141889393²) is 989218814444168546807913845908449
• 31451849141889393 cubed (31451849141889393³) is 31112760920216665190414645782788788964446362181457
• The square root of 31451849141889393 is 177346691.9395154463
• The cube root of 31451849141889393 is 315656.9781712413

Scales and comparisons

• 31,451,849,141,889,393 seconds is equal to 1,000,071,515 years, 39 weeks, 1 day, 19 hours, 56 minutes, 33 seconds.
• To count from 1 to 31,451,849,141,889,393 would take you about three billion, two hundred fourteen thousand, five hundred forty-seven 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 31451849141889393 cubic inches would be around 26304.7 feet tall.

Recreational maths with 31451849141889393

• 31451849141889393 backwards is 39398814194815413
• The number of decimal digits it has is: 17
• The sum of 31451849141889393's digits is 81
• More coming soon!