155688713856

Names of 155688713856

• Cardinal: 155688713856 can be written as One hundred fifty-five billion, six hundred eighty-eight million, seven hundred thirteen thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.55688713856 × 10¹¹

Factors of 155688713856

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1249

Divisors of 155688713856

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 31 32 36 39 48 52 62 64 72 78 93 96 104 117 124 128 144 156 186 192 208 234 248 279 288 312 372 384 403 416 443 468 496 558 576 624 744 757 806 832 886 936 992 1116 1152 1209 1248 1329 1488 1514 1612 1664 1772 1872 1984 2232 2271 2418 2496 2658 2976 3028 3224 3544 3627 3744 3968 3987 4464 4542 4836 4992 5316 5759 5952 6056 6448 6813 7088 7254 7488 7974 8928 9084 9672 9841 10632 11518 11904 12112 12896 13626 13733 14176 14508 14976 15948 17277 17856 18168 19344 19682 21264 23036 23467 24224 25792 27252 27466 28352 29016 29523 31896 34554 35712 36336 38688 39364 41199 42528 46072 46934 48448 51584 51831 54504 54932 56704 58032 59046 63792 69108 70401 72672 77376 78728 82398 85056 88569 92144 93868 96896 103662 109008 109864 116064 118092 123597 127584 138216 140802 145344 154752 157456 164796 170112 177138 178529 184288 187736 207324 211203 218016 219728 232128 236184 247194 255168 276432 281604 290688 305071 314912 329592 335351 354276 357058 368576 375472 414648 422406 436032 439456 464256 472368 494388 510336 535587 552864 563208 610142 629824 659184 670702 708552 714116 737152 750944 829296 844812 872064 878912 915213 944736 988776 1006053 1071174 1105728 1126416 1220284 1259648 1318368 1341404 1417104 1428232 1501888 1606761 1658592 1689624 1757824 1830426 1889472 1977552 2012106 2142348 2211456 2252832 2440568 2636736 2682808 2745639 2834208 2856464 3003776 3018159 3213522 3317184 3379248 3660852 3778944 3955104 4024212 4284696 4359563 4505664 4881136 5273472 5365616 5491278 5668416 5712928 6036318 6427044 6634368 6758496 7321704 7910208 8048424 8569392 8719126 9011328 9762272 10395881 10731232 10982556 11336832 11425856 12072636 12854088 13078689 13516992 14643408 15820416 16096848 17138784 17438252 19524544 20791762 21462464 21965112 22851712 24145272 25708176 26157378 27033984 29286816 31187643 32193696 34277568 34876504 39049088 39236067 41583524 42924928 43930224 48290544 51416352 52314756 58573632 62375286 64387392 68555136 69753008 78472134 83167048 87860448 93562929 96581088 102832704 104629512 117147264 124750572 128774784 135146453 139506016 156944268 166334096 175720896 187125858 193162176 205665408 209259024 249501144 270292906 279012032 313888536 332668192 351441792 374251716 386324352 405439359 418518048 499002288 540585812 558024064 627777072 665336384 748503432 810878718 837036096 998004576 1081171624 1216318077 1255554144 1330672768 1497006864 1621757436 1674072192 1996009152 2162343248 2432636154 2511108288 2994013728 3243514872 3992018304 4324686496 4865272308 5022216576 5988027456 6487029744 8649372992 9730544616 11976054912 12974059488 17298745984 19461089232 25948118976 38922178464 51896237952 77844356928 155688713856
• Sum of all divisors σ(n): 499820106240
• Sum of proper divisors (its aliquot sum) s(n): 344131392384
• 155688713856 is an abundant number, because the sum of its proper divisors (344131392384) is greater than itself. Its abundance is 188442678528

Bases of 155688713856

• Binary: 10010000111111110001010011111010000000₂
• Hexadecimal: 0x243FC53E80
• Base-36: 1ZIT1GG0

Squares and roots of 155688713856

• 155688713856 squared (155688713856²) is 24238975622135446388736
• 155688713856 cubed (155688713856³) is 3773734939797205092490747645526016
• The square root of 155688713856 is 394574.0917191599
• The cube root of 155688713856 is 5379.6296306259

Scales and comparisons

• 155,688,713,856 seconds is equal to 4,950 years, 21 weeks, 5 days, 16 hours, 57 minutes, 36 seconds.
• To count from 1 to 155,688,713,856 would take you about nine thousand, nine hundred 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 155688713856 cubic inches would be around 448.3 feet tall.

Recreational maths with 155688713856

• 155688713856 backwards is 658317886551
• The number of decimal digits it has is: 12
• The sum of 155688713856's digits is 63
• More coming soon!