172428783912

Names of 172428783912

• Cardinal: 172428783912 can be written as One hundred seventy-two billion, four hundred twenty-eight million, seven hundred eighty-three thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.72428783912 × 10¹¹

Factors of 172428783912

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2293

Divisors of 172428783912

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 33 36 42 44 54 56 63 66 72 77 84 88 99 108 121 126 132 154 168 189 198 216 231 242 252 264 297 308 363 378 396 462 484 504 547 594 616 693 726 756 792 847 924 968 1089 1094 1188 1386 1452 1512 1641 1694 1723 1848 2079 2178 2188 2376 2541 2772 2904 3267 3282 3388 3446 3829 4158 4356 4376 4923 5082 5169 5544 6017 6534 6564 6776 6892 7623 7658 8316 8712 9846 10164 10338 11487 12034 12061 13068 13128 13784 14769 15246 15316 15507 16632 18051 18953 19692 20328 20676 22869 22974 24068 24122 26136 29538 30492 30632 31014 34461 36102 36183 37906 39384 41352 42119 45738 45948 46521 48136 48244 54153 56859 59076 60984 62028 66187 68922 72204 72366 75812 84238 91476 91896 93042 96488 103383 108306 108549 113718 118152 124056 126357 132374 132671 137844 144408 144732 151624 162459 168476 170577 182952 186084 198561 206766 208483 216612 217098 227436 252714 264748 265342 275688 289464 324918 325647 336952 341154 372168 379071 397122 398013 413532 416966 433224 434196 454872 463309 505428 511731 529496 530684 595683 625449 649836 651294 682308 758142 794244 796026 827064 833932 868392 926618 942481 1010856 1023462 1061368 1137213 1191366 1194039 1250898 1299672 1302588 1364616 1389927 1459381 1516284 1588488 1592052 1667864 1787049 1853236 1876347 1884962 2046924 2274426 2382732 2388078 2501796 2605176 2779854 2827443 2918762 3032568 3184104 3574098 3582117 3706472 3752694 3769924 4093848 4169781 4378143 4548852 4765464 4776156 5003592 5559708 5629041 5654886 5837524 6597367 7148196 7164234 7505388 7539848 8339562 8482329 8756286 9097704 9552312 10367291 11119416 11258082 11309772 11675048 12509343 13134429 13194734 14296392 14328468 15010776 16679124 16964658 17512572 19792101 20734582 22516164 22619544 25018686 25446987 26268858 26389468 28656936 31101873 33358248 33929316 35025144 39403287 39584202 41469164 45032328 50037372 50893974 52537716 52778936 59376303 62203746 67858632 72571037 78806574 79168404 82938328 93305619 100074744 101787948 105075432 114040201 118752606 124407492 145142074 157613148 158336808 178128909 186611238 203575896 217713111 228080402 237505212 248814984 279916857 290284148 315226296 342120603 356257818 373222476 435426222 456160804 475010424 559833714 580568296 653139333 684241206 712515636 746444952 798281407 870852444 912321608 1026361809 1119667428 1306278666 1368482412 1425031272 1596562814 1741704888 1959417999 2052723618 2239334856 2394844221 2612557332 2736964824 3079085427 3193125628 3918835998 4105447236 4789688442 5225114664 6158170854 6386251256 7184532663 7837671996 8210894472 9579376884 12316341708 14369065326 15675343992 19158753768 21553597989 24632683416 28738130652 43107195978 57476261304 86214391956 172428783912
• Sum of all divisors σ(n): 603129676800
• Sum of proper divisors (its aliquot sum) s(n): 430700892888
• 172428783912 is an abundant number, because the sum of its proper divisors (430700892888) is greater than itself. Its abundance is 258272108976

Bases of 172428783912

• Binary: 10100000100101100011100111000100101000₂
• Hexadecimal: 0x28258E7128
• Base-36: 277NN960

Squares and roots of 172428783912

• 172428783912 squared (172428783912²) is 29731685521371190023744
• 172428783912 cubed (172428783912³) is 5126598378104051982546444325206528
• The square root of 172428783912 is 415245.4502002401
• The cube root of 172428783912 is 5565.9152397951

Scales and comparisons

• 172,428,783,912 seconds is equal to 5,482 years, 36 weeks, 3 days, 12 hours, 25 minutes, 12 seconds.
• To count from 1 to 172,428,783,912 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 172428783912 cubic inches would be around 463.8 feet tall.

Recreational maths with 172428783912

• 172428783912 backwards is 219387824271
• 172428783912 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 172428783912's digits is 54
• More coming soon!