155340199980
155,340,199,980 is an even composite number composed of seven prime numbers multiplied together.
155340199980 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 155340199980:
22 × 33 × 5 × 7 × 29 × 199 × 7121
(2 × 2 × 3 × 3 × 3 × 5 × 7 × 29 × 199 × 7121)See below for interesting mathematical facts about the number 155340199980 from the Numbermatics database.
Names of 155340199980
- Cardinal: 155340199980 can be written as One hundred fifty-five billion, three hundred forty million, one hundred ninety-nine thousand, nine hundred eighty.
Scientific notation
- Scientific notation: 1.5534019998 × 1011
Factors of 155340199980
Divisors of 155340199980
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 29 30 35 36 42 45 54 58 60 63 70 84 87 90 105 108 116 126 135 140 145 174 180 189 199 203 210 252 261 270 290 315 348 378 398 406 420 435 522 540 580 597 609 630 756 783 796 812 870 945 995 1015 1044 1194 1218 1260 1305 1393 1566 1740 1791 1827 1890 1990 2030 2388 2436 2610 2786 2985 3045 3132 3582 3654 3780 3915 3980 4060 4179 5220 5373 5481 5572 5771 5970 6090 6965 7121 7164 7308 7830 8358 8955 9135 10746 10962 11542 11940 12180 12537 13930 14242 15660 16716 17313 17910 18270 20895 21363 21492 21924 23084 25074 26865 27405 27860 28484 28855 34626 35605 35820 36540 37611 40397 41790 42726 49847 50148 51939 53730 54810 57710 62685 64089 69252 71210 75222 80794 83580 85452 86565 99694 103878 106815 107460 109620 115420 121191 125370 128178 142420 149541 150444 155817 161588 173130 188055 192267 199388 201985 206509 207756 213630 242382 249235 250740 256356 259695 299082 311634 320445 346260 363573 376110 384534 403970 413018 427260 448623 484764 498470 519390 598164 605955 619527 623268 640890 727146 747705 752220 769068 779085 807940 826036 897246 961335 996940 1032545 1038780 1090719 1211910 1239054 1281780 1345869 1417079 1445563 1454292 1495410 1558170 1794492 1817865 1858581 1922670 2065090 2181438 2243115 2423820 2478108 2691738 2834158 2891126 2990820 3097635 3116340 3635730 3717162 3845340 4130180 4251237 4336689 4362876 4486230 5383476 5453595 5575743 5668316 5782252 6195270 6729345 7085395 7227815 7271460 7434324 8502474 8673378 8972460 9292905 9919553 10907190 11151486 12390540 12753711 13010067 13458690 14170790 14455630 17004948 17346756 18585810 19839106 21256185 21683445 21814380 22302972 25507422 26020134 26917380 27878715 28341580 28911260 29758659 37171620 38261133 39030201 39678212 41095291 42512370 43366890 49597765 51014844 52040268 55757430 59517318 63768555 65050335 76522266 78060402 82190582 85024740 86733780 89275977 99195530 111514860 119034636 123285873 127537110 130100670 148793295 153044532 156120804 164381164 178551954 191305665 195151005 198391060 205476455 246571746 255074220 260201340 267827931 287667037 297586590 357103908 369857619 382611330 390302010 410952910 446379885 493143492 535655862 575334074 595173180 616429365 739715238 765222660 780604020 821905820 863001111 892759770 1071311724 1109572857 1150668148 1232858730 1339139655 1438335185 1479430476 1726002222 1785519540 1849288095 2219145714 2465717460 2589003333 2678279310 2876670370 3452004444 3698576190 4315005555 4438291428 5178006666 5356558620 5547864285 5753340740 7397152380 7767009999 8630011110 10356013332 11095728570 12945016665 15534019998 17260022220 22191457140 25890033330 31068039996 38835049995 51780066660 77670099990 155340199980
- Sum of all divisors σ(n): 574318080000
- Sum of proper divisors (its aliquot sum) s(n): 418977880020
- 155340199980 is an abundant number, because the sum of its proper divisors (418977880020) is greater than itself. Its abundance is 263637680040
Bases of 155340199980
- Binary: 100100001010101111111101011000001011002
- Hexadecimal: 0x242AFF582C
- Base-36: 1ZD1JLF0
Squares and roots of 155340199980
- 155340199980 squared (1553401999802) is 24130577729826392000400
- 155340199980 cubed (1553401999803) is 3748448770184166144024008239992000
-
The
square root of 155340199980 is 394132.2112946365 -
The
cube root of 155340199980 is 5375.6124772981
Scales and comparisons
How big is 155340199980?- 155,340,199,980 seconds is equal to 4,939 years, 17 weeks, 3 days, 23 hours, 33 minutes.
-
To count from 1 to 155,340,199,980 would take you about nine thousand, eight hundred seventy-eight 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 155340199980 cubic inches would be around 448 feet tall.
Recreational maths with 155340199980
- 155340199980 backwards is 089991043551
- 155340199980 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 155340199980's digits is 54
- More coming soon!
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