155332909380

Names of 155332909380

• Cardinal: 155332909380 can be written as One hundred fifty-five billion, three hundred thirty-two million, nine hundred nine thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.5533290938 × 10¹¹

Factors of 155332909380

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1029

Divisors of 155332909380

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 15 20 22 29 30 33 37 44 55 58 60 66 74 87 110 111 116 132 145 148 165 174 185 220 222 290 319 330 348 370 407 421 435 444 521 555 580 638 660 740 814 842 870 957 1042 1073 1110 1221 1263 1276 1563 1595 1628 1684 1740 1914 2035 2084 2105 2146 2220 2442 2526 2605 3126 3190 3219 3828 4070 4210 4292 4631 4785 4884 5052 5210 5365 5731 6105 6252 6315 6380 6438 7815 8140 8420 9262 9570 10420 10730 11462 11803 12209 12210 12630 12876 13893 15109 15577 15630 16095 17193 18524 19140 19277 21460 22924 23155 23606 24418 24420 25260 27786 28655 30218 31154 31260 32190 34386 35409 36627 38554 45327 46310 46731 47212 48836 55572 57310 57831 59015 60436 61045 62308 64380 68772 69465 70818 73254 75545 77108 77885 85965 90654 92620 93462 96385 114620 115662 118030 122090 134299 138930 141636 146508 151090 155770 166199 171347 171930 177045 181308 183135 186924 192770 212047 219341 226635 231324 233655 236060 244180 268598 277860 289155 302180 311540 332398 342694 343860 354090 366270 385540 402897 424094 438682 451733 453270 467310 498597 514041 537196 559033 578310 636141 658023 664796 671495 685388 708180 732540 805794 830995 848188 856735 877364 903466 906540 934620 997194 1028082 1060235 1096705 1118066 1156620 1272282 1316046 1342990 1355199 1611588 1661990 1677099 1713470 1806932 1994388 2014485 2056164 2120470 2193410 2236132 2258665 2412751 2492985 2544564 2570205 2632092 2685980 2710398 2795165 3180705 3290115 3323980 3354198 3426940 4028970 4240940 4386820 4517330 4825502 4969063 4985970 5140410 5420796 5590330 6149363 6360889 6361410 6580230 6708396 6775995 7238253 8057940 8115617 8385495 9034660 9651004 9938126 9971940 10280820 11180660 12063755 12298726 12721778 12722820 13160460 13551990 14476506 14907189 16231234 16770990 18448089 19082667 19876252 24127510 24346851 24597452 24845315 25443556 27103980 28953012 29814378 30746815 31804445 32462468 33541980 36191265 36896178 38165334 40578085 48255020 48693702 49690630 59628756 61493630 63608890 69969779 72382530 73792356 74535945 76330668 81156170 89271787 92240445 95413335 97387404 99381260 121734255 122987260 127217780 139939558 144765060 149071890 162312340 178543574 184480890 190826670 209909337 235352893 243468510 267815361 279879116 298143780 349848895 357087148 368961780 381653340 419818674 446358935 470705786 486937020 535630722 699697790 706058679 839637348 892717870 941411572 1049546685 1071261444 1176764465 1339076805 1399395580 1412117358 1785435740 2099093370 2353528930 2588881823 2678153610 2824234716 3530293395 4198186740 4707057860 5177763646 5356307220 7060586790 7766645469 10355527292 12944409115 14121173580 15533290938 25888818230 31066581876 38833227345 51777636460 77666454690 155332909380
• Sum of all divisors σ(n): 506265500160
• Sum of proper divisors (its aliquot sum) s(n): 350932590780
• 155332909380 is an abundant number, because the sum of its proper divisors (350932590780) is greater than itself. Its abundance is 195599681400

Bases of 155332909380

• Binary: 10010000101010100100000001100101000100₂
• Hexadecimal: 0x242A901944
• Base-36: 1ZCX7BYC

Squares and roots of 155332909380

• 155332909380 squared (155332909380²) is 24128312736455291984400
• 155332909380 cubed (155332909380³) is 3747921015784109692234245573672000
• The square root of 155332909380 is 394122.9622592421
• The cube root of 155332909380 is 5375.5283778967

Scales and comparisons

• 155,332,909,380 seconds is equal to 4,939 years, 5 weeks, 3 days, 14 hours, 23 minutes.
• To count from 1 to 155,332,909,380 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 155332909380 cubic inches would be around 448 feet tall.

Recreational maths with 155332909380

• 155332909380 backwards is 083909233551
• The number of decimal digits it has is: 12
• The sum of 155332909380's digits is 48
• More coming soon!