155430540720

Names of 155430540720

• Cardinal: 155430540720 can be written as One hundred fifty-five billion, four hundred thirty million, five hundred forty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.5543054072 × 10¹¹

Factors of 155430540720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3492

Divisors of 155430540720

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 35 36 39 40 42 45 48 52 56 60 63 65 70 72 78 80 84 90 91 104 105 112 117 120 126 130 140 144 156 168 180 182 195 208 210 234 240 252 260 273 280 312 315 336 360 364 390 420 455 468 504 520 546 560 585 624 630 720 728 780 819 840 910 936 941 1008 1040 1092 1170 1260 1365 1456 1560 1638 1680 1820 1872 1882 2184 2340 2520 2521 2730 2823 3120 3276 3640 3764 4095 4368 4680 4705 5040 5042 5460 5646 6552 6587 7280 7528 7563 8190 8469 9360 9410 10084 10920 11292 12233 12605 13104 13174 14115 15056 15126 16380 16938 17647 18820 19761 20168 21840 22584 22689 24466 25210 26348 28230 30252 32760 32773 32935 33876 35294 36699 37640 37815 39522 40336 42345 45168 45378 48932 50420 52696 52941 56460 59283 60504 61165 65520 65546 65870 67752 70588 73398 75280 75630 79044 84690 85631 88235 90756 97864 98319 98805 100840 105392 105882 110097 112920 113445 118566 121008 122330 131092 131740 135504 141176 146796 151260 158088 158823 163865 169380 171262 176470 181512 183495 195728 196638 197610 201680 211764 220194 225840 226890 229411 237132 244660 256893 262184 263480 264705 282352 293592 294957 296415 302520 316176 317646 327730 338760 342524 352940 363024 366990 393276 395220 423528 428155 440388 453780 458822 474264 489320 491595 513786 524368 526960 529410 550485 587184 589914 592830 605040 635292 655460 677520 685048 688233 705880 733980 770679 786552 790440 794115 847056 856310 880776 907560 917644 948528 978640 983190 1027572 1058820 1100970 1147055 1179828 1185660 1270584 1284465 1310920 1370096 1376466 1411760 1467960 1474785 1541358 1573104 1580880 1588230 1712620 1761552 1815120 1835288 1966380 2055144 2064699 2117640 2201940 2294110 2359656 2371320 2372261 2541168 2568930 2621840 2752932 2935920 2949570 3082716 3176460 3425240 3441165 3670576 3853395 3932760 4110288 4129398 4235280 4403880 4588220 4719312 4742640 4744522 5137860 5505864 5899140 6165432 6352920 6850480 6882330 7116783 7706790 7865520 8258796 8807760 9176440 9489044 10275720 10323495 11011728 11798280 11861305 12330864 12705840 13764660 14233566 15413580 16517592 16605827 18352880 18978088 20551440 20646990 21350349 23596560 23722610 27529320 28467132 30827160 30839393 33035184 33211654 35583915 37956176 41293980 42700698 47445220 49817481 55058640 56934264 61654320 61678786 66423308 71167830 82587960 83029135 85401396 92518179 94890440 99634962 106751745 113868528 123357572 132846616 142335660 149452443 154196965 165175920 166058270 170802792 185036358 189780880 199269924 213503490 215875751 246715144 249087405 265693232 277554537 284671320 298904886 308393930 332116540 341605584 370072716 398539848 427006980 431751502 462590895 493430288 498174810 555109074 569342640 597809772 616787860 647627253 664233080 740145432 747262215 797079696 854013960 863503004 925181790 996349620 1079378755 1110218148 1195619544 1233575720 1295254506 1328466160 1387772685 1480290864 1494524430 1708027920 1727006008 1850363580 1942881759 1992699240 2158757510 2220436296 2391239088 2467151440 2590509012 2775545370 2989048860 3238136265 3454012016 3700727160 3885763518 3985398480 4317515020 4440872592 5181018024 5551090740 5978097720 6476272530 7401454320 7771527036 8635030040 9714408795 10362036048 11102181480 11956195440 12952545060 15543054072 17270060080 19428817590 22204362960 25905090120 31086108144 38857635180 51810180240 77715270360 155430540720
• Sum of all divisors σ(n): 643384070784
• Sum of proper divisors (its aliquot sum) s(n): 487953530064
• 155430540720 is an abundant number, because the sum of its proper divisors (487953530064) is greater than itself. Its abundance is 332522989344

Bases of 155430540720

• Binary: 10010000110000011000011101010110110000₂
• Hexadecimal: 0x243061D5B0
• Base-36: 1ZEJBWS0

Squares and roots of 155430540720

• 155430540720 squared (155430540720²) is 24158652988511578118400
• 155430540720 cubed (155430540720³) is 3754992497071198534923432181248000
• The square root of 155430540720 is 394246.8017879155
• The cube root of 155430540720 is 5376.6543683565

Scales and comparisons

• 155,430,540,720 seconds is equal to 4,942 years, 10 weeks, 6 days, 14 hours, 12 minutes.
• To count from 1 to 155,430,540,720 would take you about nine thousand, eight hundred eighty-four 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 155430540720 cubic inches would be around 448.1 feet tall.

Recreational maths with 155430540720

• 155430540720 backwards is 027045034551
• 155430540720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 155430540720's digits is 36
• More coming soon!