121958900640

Names of 121958900640

• Cardinal: 121958900640 can be written as One hundred twenty-one billion, nine hundred fifty-eight million, nine hundred thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.2195890064 × 10¹¹

Factors of 121958900640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 352

Divisors of 121958900640

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 61 72 80 81 90 96 108 120 122 135 144 160 162 180 183 216 240 243 244 270 281 288 305 324 360 366 405 432 480 486 488 540 549 562 610 648 720 729 732 810 843 864 915 972 976 1080 1098 1124 1215 1220 1296 1405 1440 1458 1464 1620 1647 1686 1830 1944 1952 2160 2196 2248 2430 2440 2529 2592 2745 2810 2916 2928 3240 3294 3372 3645 3660 3721 3888 4215 4320 4392 4496 4860 4880 4941 5058 5490 5620 5832 5856 6480 6588 6744 7290 7320 7442 7587 7776 8235 8430 8784 8992 9720 9760 9882 10116 10980 11163 11240 11664 12645 12960 13176 13488 14580 14640 14823 14884 15174 16470 16860 17141 17568 18605 19440 19764 20232 21960 22326 22480 22761 23328 24705 25290 26352 26976 29160 29280 29646 29768 30348 32940 33489 33720 34282 37210 37935 38880 39528 40464 43920 44469 44652 44960 45522 49410 50580 51423 52704 55815 58320 59292 59536 60696 65880 66978 67440 68283 68564 74115 74420 75870 79056 80928 85705 87840 88938 89304 91044 98820 100467 101160 102846 111630 113805 116640 118584 119072 121392 131760 133956 134880 136566 137128 148230 148840 151740 154269 158112 167445 171410 177876 178608 182088 197640 200934 202320 204849 205692 222345 223260 227610 237168 242784 257115 263520 267912 273132 274256 296460 297680 301401 303480 308538 334890 341415 342820 355752 357216 364176 395280 401868 404640 409698 411384 444690 446520 455220 462807 474336 502335 514230 535824 546264 548512 592920 595360 602802 606960 617076 669780 682830 685640 711504 728352 771345 790560 803736 819396 822768 889380 893040 904203 910440 925614 1004670 1024245 1028460 1045601 1071648 1092528 1185840 1205604 1213920 1234152 1339560 1365660 1371280 1388421 1423008 1507005 1542690 1607472 1638792 1645536 1778760 1786080 1808406 1820880 1851228 2009340 2048490 2056920 2091202 2185056 2314035 2371680 2411208 2468304 2679120 2712609 2731320 2742560 2776842 3014010 3085380 3136803 3214944 3277584 3557520 3616812 3641760 3702456 4018680 4096980 4113840 4165263 4182404 4521015 4628070 4822416 4936608 5228005 5358240 5425218 5462640 5553684 6028020 6170760 6273606 6555168 6942105 7115040 7233624 7404912 8037360 8193960 8227680 8330526 8364808 9042030 9256140 9410409 9644832 10456010 10850436 10925280 11107368 12056040 12341520 12495789 12547212 13563045 13884210 14467248 14809824 15684015 16074720 16387920 16661052 16729616 18084060 18512280 18820818 20826315 20912020 21700872 22214736 24112080 24683040 24991578 25094424 27126090 27768420 28231227 28934496 31368030 32775840 33322104 33459232 36168120 37024560 37641636 41652630 41824040 43401744 44429472 47052045 48224160 49983156 50188848 54252180 55536840 56462454 62478945 62736060 66644208 72336240 74049120 75283272 83305260 83648080 84693681 86803488 94104090 99966312 100377696 108504360 111073680 112924908 124957890 125472120 133288416 141156135 144672480 150566544 166610520 167296160 169387362 188208180 199932624 217008720 222147360 225849816 249915780 250944240 254081043 282312270 301133088 333221040 338774724 376416360 399865248 423468405 434017440 451699632 499831560 501888480 508162086 564624540 666442080 677549448 752832720 762243129 846936810 903399264 999663120 1016324172 1129249080 1270405215 1355098896 1505665440 1524486258 1693873620 1999326240 2032648344 2258498160 2540810430 2710197792 3048972516 3387747240 3811215645 4065296688 4516996320 5081620860 6097945032 6775494480 7622431290 8130593376 10163241720 12195890064 13550988960 15244862580 20326483440 24391780128 30489725160 40652966880 60979450320 121958900640
• Sum of all divisors σ(n): 440755166124
• Sum of proper divisors (its aliquot sum) s(n): 318796265484
• 121958900640 is an abundant number, because the sum of its proper divisors (318796265484) is greater than itself. Its abundance is 196837364844

Bases of 121958900640

• Binary: 1110001100101010100010010001110100000₂
• Hexadecimal: 0x1C655123A0
• Base-36: 1K0Z6I00

Squares and roots of 121958900640

• 121958900640 squared (121958900640²) is 14873973445317392409600
• 121958900640 cubed (121958900640³) is 1814013449539462334146296582144000
• The square root of 121958900640 is 349226.1454129687
• The cube root of 121958900640 is 4959.1186627775

Scales and comparisons

• 121,958,900,640 seconds is equal to 3,877 years, 47 weeks, 4 days, 8 hours, 24 minutes.
• To count from 1 to 121,958,900,640 would take you about seven thousand, seven hundred fifty-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 121958900640 cubic inches would be around 413.3 feet tall.

Recreational maths with 121958900640

• 121958900640 backwards is 046009859121
• 121958900640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121958900640's digits is 45
• More coming soon!