155705150272

Names of 155705150272

• Cardinal: 155705150272 can be written as One hundred fifty-five billion, seven hundred five million, one hundred fifty thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.55705150272 × 10¹¹

Factors of 155705150272

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 489

Divisors of 155705150272

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 41 49 53 56 64 73 82 98 106 112 146 164 196 212 224 287 292 313 328 371 392 424 448 511 574 584 626 656 742 784 848 1022 1148 1168 1252 1312 1484 1568 1696 2009 2044 2173 2191 2296 2336 2504 2597 2624 2968 2993 3136 3392 3577 3869 4018 4088 4346 4382 4592 4672 5008 5194 5936 5986 7154 7738 8036 8176 8692 8764 9184 10016 10388 11872 11972 12833 14308 15211 15337 15476 16072 16352 16589 17384 17528 18368 20032 20776 20951 22849 23744 23944 25666 27083 28616 30422 30674 30952 32144 32704 33178 34768 35056 41552 41902 45698 47888 51332 54166 57232 60844 61348 61904 64288 66356 69536 70112 83104 83804 89831 91396 95776 102664 106477 108332 114464 116123 121688 122696 123808 128576 132712 139072 140224 146657 158629 159943 166208 167608 179662 182792 189581 191552 205328 212954 216664 228928 232246 243376 245392 247616 265424 293314 317258 319886 335216 359324 365584 379162 410656 425908 433328 464492 486752 490784 530848 586628 628817 634516 639772 670432 680149 718648 731168 758324 812861 821312 851816 866656 928984 936809 973504 981568 1061696 1110403 1119601 1173256 1210997 1257634 1269032 1279544 1340864 1360298 1437296 1462336 1516648 1625722 1703632 1733312 1857968 1873618 2220806 2239202 2346512 2421994 2515268 2538064 2559088 2720596 2874592 3033296 3251444 3407264 3715936 3747236 4441612 4478404 4693024 4761043 4843988 5030536 5076128 5118176 5441192 5749184 6066592 6502888 6557663 6814528 7431872 7494472 7772821 8476979 8883224 8956808 9386048 9522086 9687976 10061072 10152256 10236352 10882384 12133184 13005776 13115326 14988944 15545642 16953958 17766448 17913616 19044172 19375952 20122144 21764768 26011552 26230652 29977888 31091284 33327301 33907916 35532896 35827232 38088344 38751904 40244288 43529536 45903641 49650877 52023104 52461304 59338853 59955776 62182568 66654602 67815832 71065792 71654464 76176688 77503808 91807282 99301754 104922608 118677706 124365136 133309204 135631664 152353376 183614564 198603508 209845216 237355412 248730272 266618408 271263328 304706752 347556139 367229128 397207016 419690432 474710824 497460544 533236816 542526656 695112278 734458256 794414032 949421648 1066473632 1390224556 1468916512 1588828064 1898843296 2132947264 2432892973 2780449112 2937833024 3177656128 3797686592 4865785946 5560898224 9731571892 11121796448 19463143784 22243592896 38926287568 77852575136 155705150272
• Sum of all divisors σ(n): 381489856272
• Sum of proper divisors (its aliquot sum) s(n): 225784706000
• 155705150272 is an abundant number, because the sum of its proper divisors (225784706000) is greater than itself. Its abundance is 70079555728

Bases of 155705150272

• Binary: 10010001000000110000000000101101000000₂
• Hexadecimal: 0x2440C00B40
• Base-36: 1ZJ2TQV4

Squares and roots of 155705150272

• 155705150272 squared (155705150272²) is 24244093821226101673984
• 155705150272 cubed (155705150272³) is 3774930271642476864436429472923648
• The square root of 155705150272 is 394594.9192171639
• The cube root of 155705150272 is 5379.8189372599

Scales and comparisons

• 155,705,150,272 seconds is equal to 4,950 years, 48 weeks, 6 days, 22 hours, 37 minutes, 52 seconds.
• To count from 1 to 155,705,150,272 would take you about nine thousand, nine hundred one 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 155705150272 cubic inches would be around 448.3 feet tall.

Recreational maths with 155705150272

• 155705150272 backwards is 272051507551
• The number of decimal digits it has is: 12
• The sum of 155705150272's digits is 40
• More coming soon!