172428972768

Names of 172428972768

• Cardinal: 172428972768 can be written as One hundred seventy-two billion, four hundred twenty-eight million, nine hundred seventy-two thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.72428972768 × 10¹¹

Factors of 172428972768

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2487

Divisors of 172428972768

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 31 32 36 39 48 52 62 72 78 93 96 104 117 124 144 156 186 208 234 248 279 288 312 372 403 416 468 496 558 624 744 806 936 992 1116 1201 1209 1237 1248 1488 1612 1872 2232 2402 2418 2474 2976 3224 3603 3627 3711 3744 4464 4804 4836 4948 6448 7206 7254 7422 8928 9608 9672 9896 10809 11133 12896 14412 14508 14844 15613 16081 19216 19344 19792 21618 22266 28824 29016 29688 31226 32162 37231 38347 38432 38688 39584 43236 44532 46839 48243 57648 58032 59376 62452 64324 74462 76694 86472 89064 93678 96486 111693 115041 115296 116064 118752 124904 128648 140517 144729 148924 153388 172944 178128 187356 192972 223386 230082 249808 257296 281034 289458 297848 306776 335079 345123 345888 356256 374712 385944 446772 460164 484003 498511 499616 514592 562068 578916 595696 613552 670158 690246 749424 771888 893544 920328 968006 997022 1124136 1157832 1191392 1227104 1340316 1380492 1452009 1485637 1495533 1498848 1543776 1787088 1840656 1936012 1994044 2248272 2315664 2680632 2760984 2904018 2971274 2991066 3574176 3681312 3872024 3988088 4356027 4456911 4486599 4496544 4631328 5361264 5521968 5808036 5942548 5982132 7744048 7976176 8712054 8913822 8973198 10722528 11043936 11616072 11885096 11964264 13370733 15488096 15952352 17424108 17827644 17946396 19313281 23232144 23770192 23928528 26741466 34848216 35655288 35892792 38626562 46054747 46464288 47540384 47857056 53482932 57939843 69696432 71310576 71785584 77253124 92109494 106965864 115879686 138164241 139392864 142621152 143571168 154506248 173819529 184218988 213931728 231759372 276328482 309012496 347639058 368437976 414492723 427863456 463518744 552656964 598711711 618024992 695278116 736875952 828985446 927037488 1105313928 1197423422 1390556232 1473751904 1657970892 1796135133 1854074976 2210627856 2394846844 2781112464 3315941784 3592270266 4421255712 4789693688 5388405399 5562224928 6631883568 7184540532 9579387376 10776810798 13263767136 14369081064 19158774752 21553621596 28738162128 43107243192 57476324256 86214486384 172428972768
• Sum of all divisors σ(n): 545992941312
• Sum of proper divisors (its aliquot sum) s(n): 373563968544
• 172428972768 is an abundant number, because the sum of its proper divisors (373563968544) is greater than itself. Its abundance is 201134995776

Bases of 172428972768

• Binary: 10100000100101100100010101001011100000₂
• Hexadecimal: 0x28259152E0
• Base-36: 277NRAW0

Squares and roots of 172428972768

• 172428972768 squared (172428972768²) is 29731750649827685581824
• 172428972768 cubed (172428972768³) is 5126615223144104301080796731768832
• The square root of 172428972768 is 415245.6776030305
• The cube root of 172428972768 is 5565.9172718537

Scales and comparisons

• 172,428,972,768 seconds is equal to 5,482 years, 36 weeks, 5 days, 16 hours, 52 minutes, 48 seconds.
• To count from 1 to 172,428,972,768 would take you about ten thousand, nine hundred sixty-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 172428972768 cubic inches would be around 463.8 feet tall.

Recreational maths with 172428972768

• 172428972768 backwards is 867279824271
• The number of decimal digits it has is: 12
• The sum of 172428972768's digits is 63
• More coming soon!