16642128955965440

Names of 16642128955965440

• Cardinal: 16642128955965440 can be written as Sixteen quadrillion, six hundred forty-two trillion, one hundred twenty-eight billion, nine hundred fifty-five million, nine hundred sixty-five thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.664212895596544 × 10¹⁶

Factors of 16642128955965440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 655

Divisors of 16642128955965440

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 41 64 80 82 128 160 164 205 256 320 328 410 512 607 640 656 820 1024 1214 1280 1312 1640 1681 2048 2428 2560 2624 3035 3280 3362 4096 4856 5120 5248 6070 6560 6724 8192 8405 9712 10240 10496 12140 13120 13448 16384 16810 19424 20480 20992 24280 24887 26240 26896 32768 33620 38848 40960 41984 48560 49774 52480 53792 65536 67240 68921 77696 81920 83968 97120 99548 104960 107584 124435 131072 134480 137842 155392 163840 167936 194240 199096 209920 215168 248870 268960 275684 310784 327680 335872 344605 368449 388480 398192 419840 430336 497740 537920 551368 621568 655360 671744 689210 736898 776960 796384 839680 860672 995480 1020367 1075840 1102736 1243136 1343488 1378420 1473796 1553920 1592768 1679360 1721344 1842245 1990960 2040734 2151680 2205472 2486272 2686976 2756840 2947592 3107840 3185536 3358720 3442688 3684490 3981920 4081468 4303360 4410944 4972544 5101835 5373952 5513680 5895184 6215680 6371072 6717440 6885376 7368980 7963840 8162936 8606720 8821888 9945088 10203670 11027360 11790368 12431360 12742144 13434880 13770752 14737960 15106409 15927680 16325872 17213440 17643776 19890176 20407340 22054720 23580736 24862720 25484288 26869760 27541504 29475920 30212818 31855360 32651744 34426880 35287552 39780352 40814680 41835047 44109440 47161472 49725440 50968576 55083008 58951840 60425636 63710720 65303488 68853760 70575104 75532045 79560704 81629360 83670094 88218880 94322944 99450880 101937152 110166016 117903680 120851272 127421440 130606976 137707520 141150208 151064090 163258720 167340188 176437760 188645888 198901760 203874304 209175235 220332032 235807360 241702544 254842880 261213952 275415040 282300416 302128180 326517440 334680376 352875520 377291776 397803520 407748608 418350470 471614720 483405088 509685760 522427904 550830080 564600832 604256360 619362769 653034880 669360752 705751040 754583552 815497216 836700940 943229440 966810176 1019371520 1044855808 1101660160 1129201664 1208512720 1238725538 1306069760 1338721504 1411502080 1509167104 1630994432 1673401880 1886458880 1933620352 2038743040 2089711616 2258403328 2417025440 2477451076 2612139520 2677443008 2823004160 3018334208 3096813845 3261988864 3346803760 3772917760 3867240704 4077486080 4179423232 4516806656 4834050880 4954902152 5224279040 5354886016 5646008320 6036668416 6193627690 6693607520 7545835520 7734481408 8154972160 8358846464 9033613312 9668101760 9909804304 10448558080 10709772032 11292016640 12073336832 12387255380 13387215040 15091671040 15468962816 16309944320 16717692928 19336203520 19819608608 20897116160 21419544064 22584033280 24146673664 24774510760 25393873529 26774430080 30183342080 30937925632 33435385856 38672407040 39639217216 41794232320 42839088128 45168066560 48293347328 49549021520 50787747058 53548860160 60366684160 61875851264 66870771712 77344814080 79278434432 83588464640 85678176256 99098043040 101575494116 107097720320 120733368320 123751702528 126969367645 133741543424 154689628160 158556868864 167176929280 171356352512 198196086080 203150988232 214195440640 241466736640 247503405056 253938735290 309379256320 317113737728 334353858560 342712705024 396392172160 406301976464 428390881280 495006810112 507877470580 618758512640 634227475456 668707717120 685425410048 792784344320 812603952928 856781762560 990013620224 1015754941160 1237517025280 1268454950912 1370850820096 1585568688640 1625207905856 1713563525120 1980027240448 2031509882320 2475034050560 2536909901824 2741701640192 3171137377280 3250415811712 3427127050240 4063019764640 4950068101120 5073819803648 5483403280384 6342274754560 6500831623424 6854254100480 8126039529280 9900136202240 10147639607296 12684549509120 13001663246848 13708508200960 16252079058560 20295279214592 25369099018240 26003326493696 27417016401920 32504158117120 40590558429184 50738198036480 52006652987392 65008316234240 81181116858368 101476396072960 104013305974784 130016632468480 202952792145920 208026611949568 260033264936960 405905584291840 416053223899136 520066529873920 832106447798272 1040133059747840 1664212895596544 2080266119495680 3328425791193088 4160532238991360 8321064477982720 16642128955965440
• Sum of all divisors σ(n): 41007023263579464
• Sum of proper divisors (its aliquot sum) s(n): 24364894307614024
• 16642128955965440 is an abundant number, because the sum of its proper divisors (24364894307614024) is greater than itself. Its abundance is 7722765351648584

Bases of 16642128955965440

• Binary: 111011000111111110110110011000101110100000000000000000₂
• Hexadecimal: 0x3B1FED98BA0000
• Base-36: 4JV54HXCFSW

Squares and roots of 16642128955965440

• 16642128955965440 squared (16642128955965440²) is 276960456186983345982562474393600
• 16642128955965440 cubed (16642128955965440³) is 4609211627566793139100347081747581741966557184000
• The square root of 16642128955965440 is 129004375.7241026301
• The cube root of 16642128955965440 is 255311.0593671747

Scales and comparisons

• 16,642,128,955,965,440 seconds is equal to 529,168,223 years, 16 weeks, 2 days, 15 hours, 17 minutes, 20 seconds.
• To count from 1 to 16,642,128,955,965,440 would take you about one billion, five hundred eighty-seven million, five hundred four thousand, six hundred sixty-nine 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 16642128955965440 cubic inches would be around 21275.9 feet tall.

Recreational maths with 16642128955965440

• 16642128955965440 backwards is 04456955982124661
• The number of decimal digits it has is: 17
• The sum of 16642128955965440's digits is 77
• More coming soon!