168418172928

Names of 168418172928

• Cardinal: 168418172928 can be written as One hundred sixty-eight billion, four hundred eighteen million, one hundred seventy-two thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.68418172928 × 10¹¹

Factors of 168418172928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 229

Divisors of 168418172928

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 32 43 48 53 62 64 86 93 96 97 106 124 128 129 159 172 186 192 194 212 248 256 258 291 318 344 372 384 388 424 496 512 516 582 636 688 744 768 776 848 992 1024 1032 1164 1272 1333 1376 1488 1536 1552 1643 1696 1984 2048 2064 2279 2328 2544 2666 2752 2976 3007 3072 3104 3286 3392 3968 3999 4096 4128 4171 4558 4656 4929 5088 5141 5332 5504 5952 6014 6144 6208 6572 6784 6837 7936 7998 8192 8256 8342 9021 9116 9312 9858 10176 10282 10664 11008 11904 12028 12288 12416 12513 13144 13568 13674 15423 15872 15996 16512 16684 18042 18232 18624 19716 20352 20564 21328 22016 23808 24056 24576 24832 25026 26288 27136 27348 30846 31744 31992 33024 33368 36084 36464 37248 39432 40704 41128 42656 44032 47616 48112 49664 50052 52576 54272 54696 61692 63488 63984 66048 66736 70649 72168 72928 74496 78864 81408 82256 85312 88064 95232 96224 99328 100104 105152 108544 109392 123384 126976 127968 129301 132096 133472 141298 144336 145856 148992 157728 159371 162816 164512 170624 176128 190464 192448 198656 200208 210304 211947 217088 218784 221063 246768 253952 255936 258602 264192 266944 282596 288672 291712 297984 315456 318742 325632 329024 341248 352256 380928 384896 387903 397312 400416 420608 423894 434176 437568 442126 478113 493536 511872 517204 528384 533888 565192 577344 583424 595968 630912 637484 651264 658048 663189 682496 761856 769792 775806 794624 800832 841216 847788 875136 884252 956226 987072 1023744 1034408 1056768 1067776 1130384 1154688 1166848 1191936 1261824 1274968 1302528 1316096 1326378 1364992 1539584 1551612 1601664 1682432 1695576 1750272 1768504 1912452 1974144 2047488 2068816 2135552 2260768 2309376 2333696 2383872 2523648 2549936 2632192 2652756 2729984 3079168 3103224 3203328 3364864 3391152 3500544 3537008 3824904 3948288 4094976 4137632 4271104 4521536 4618752 4667392 5047296 5099872 5264384 5305512 5459968 6158336 6206448 6406656 6729728 6782304 6852953 7001088 7074016 7649808 7896576 8189952 8275264 8542208 9043072 9237504 9334784 10094592 10199744 10528768 10611024 10919936 12316672 12412896 12813312 13459456 13564608 13705906 14002176 14148032 15299616 15793152 16379904 16550528 17084416 18086144 18475008 18669568 20189184 20399488 20558859 21057536 21222048 24633344 24825792 25626624 27129216 27411812 28004352 28296064 30599232 31586304 32759808 33101056 34168832 36172288 36950016 40378368 40798976 41117718 42115072 42444096 49651584 51253248 54258432 54823624 56008704 56592128 61198464 63172608 66202112 72344576 73900032 81597952 82235436 84888192 99303168 102506496 108516864 109647248 113184256 122396928 126345216 132404224 144689152 163195904 164470872 169776384 198606336 217033728 219294496 226368512 244793856 264808448 289378304 326391808 328941744 339552768 397212672 434067456 438588992 452737024 489587712 529616896 578756608 652783616 657883488 679105536 794425344 868134912 877177984 905474048 979175424 1059233792 1305567232 1315766976 1358211072 1588850688 1736269824 1754355968 1810948096 1958350848 2631533952 2716422144 3177701376 3508711936 3916701696 5263067904 5432844288 7017423872 10526135808 14034847744 21052271616 28069695488 42104543232 56139390976 84209086464 168418172928
• Sum of all divisors σ(n): 488287844352
• Sum of proper divisors (its aliquot sum) s(n): 319869671424
• 168418172928 is an abundant number, because the sum of its proper divisors (319869671424) is greater than itself. Its abundance is 151451498496

Bases of 168418172928

• Binary: 10011100110110100000010110000000000000₂
• Hexadecimal: 0x2736816000
• Base-36: 25DBTXXC

Squares and roots of 168418172928

• 168418172928 squared (168418172928²) is 28364680972405712093184
• 168418172928 cubed (168418172928³) is 4777127745058176415484843762122752
• The square root of 168418172928 is 410387.8323342447
• The cube root of 168418172928 is 5522.4227634051

Scales and comparisons

• 168,418,172,928 seconds is equal to 5,355 years, 9 weeks, 1 day, 9 hours, 48 minutes, 48 seconds.
• To count from 1 to 168,418,172,928 would take you about ten thousand, seven hundred ten 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 168418172928 cubic inches would be around 460.2 feet tall.

Recreational maths with 168418172928

• 168418172928 backwards is 829271814861
• The number of decimal digits it has is: 12
• The sum of 168418172928's digits is 57
• More coming soon!