155235081664

Names of 155235081664

• Cardinal: 155235081664 can be written as One hundred fifty-five billion, two hundred thirty-five million, eighty-one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.55235081664 × 10¹¹

Factors of 155235081664

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 358

Divisors of 155235081664

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 8 13 16 17 19 26 32 34 38 41 52 64 68 73 76 82 104 136 146 152 164 193 208 221 247 272 292 304 323 328 386 416 442 494 533 544 584 608 646 656 697 772 779 832 884 949 988 1066 1088 1168 1216 1241 1292 1312 1387 1394 1544 1558 1768 1898 1976 2132 2336 2482 2509 2584 2624 2774 2788 2993 3088 3116 3281 3536 3667 3796 3952 4199 4264 4672 4964 5018 5168 5548 5576 5986 6176 6232 6562 7072 7334 7592 7904 7913 8398 8528 9061 9928 10036 10127 10336 11096 11152 11972 12352 12464 13124 13243 14089 14144 14668 15184 15808 15826 16133 16796 17056 18031 18122 19856 20072 20254 20672 22192 22304 23579 23944 24928 26248 26486 28178 29336 30368 31652 32266 33592 34112 36062 36244 38909 39712 40144 40508 42653 44384 44608 47158 47671 47888 49856 50881 52496 52972 56356 56867 58672 60736 62339 63304 64532 67184 72124 72488 77818 79424 80288 81016 85306 88768 94316 95342 95776 101762 102869 104992 105944 112712 113734 117344 124678 126608 129064 134368 134521 144248 144976 150347 155636 160576 162032 170612 172159 183157 188632 190684 191552 203524 205738 209984 211888 225424 227468 234688 239513 249356 253216 258128 267691 268736 269042 288496 289952 300694 306527 311272 324064 341224 344318 366314 377264 381368 407048 411476 423776 450848 454936 479026 498712 506432 516256 535382 538084 576992 577649 579904 601388 613054 622544 648128 661453 682448 688636 732628 739271 754528 762736 810407 814096 822952 847552 901696 909872 958052 966739 997424 1032512 1070764 1076168 1153984 1155298 1202776 1226108 1245088 1322906 1364896 1377272 1465256 1478542 1509056 1525472 1620814 1628192 1645904 1748773 1819744 1916104 1933478 1954511 1994848 2141528 2152336 2310596 2405552 2452216 2490176 2555899 2645812 2729792 2754544 2930512 2957084 3050944 3113669 3241628 3256384 3291808 3479983 3497546 3639488 3832208 3866956 3909022 3989696 4283056 4304672 4550747 4621192 4811104 4904432 5111798 5291624 5509088 5861024 5914168 6227338 6483256 6583616 6959966 6995092 7509437 7664416 7733912 7818044 8566112 8609344 9101494 9242384 9622208 9808864 9820033 10223596 10583248 10975331 11018176 11722048 11828336 12454676 12567607 12966512 13919932 13990184 15018874 15328832 15467824 15636088 17132224 18202988 18484768 19617728 19640066 20447192 21166496 21950662 23656672 24909352 25135214 25933024 27839864 27980368 30037748 30935648 31272176 33226687 36405976 36969536 39280132 40894384 42332992 43901324 47313344 49818704 50270428 51866048 55679728 55960736 59159711 60075496 61871296 62544352 66453374 72811952 78560264 81788768 87802648 99637408 100540856 111359456 111921472 118319422 120150992 125088704 127660429 132906748 142679303 145623904 157120528 163577536 175605296 186580627 199274816 201081712 222718912 236638844 240301984 255320858 265813496 285358606 291247808 314241056 351210592 373161254 402163424 473277688 480603968 510641716 531626992 570717212 628482112 702421184 746322508 804326848 946555376 1021283432 1063253984 1141434424 1492645016 1893110752 2042566864 2126507968 2282868848 2425548151 2985290032 3786221504 4085133728 4565737696 4851096302 5970580064 8170267456 9131475392 9702192604 11941160128 19404385208 38808770416 77617540832 155235081664
• Sum of all divisors σ(n): 385937516160
• Sum of proper divisors (its aliquot sum) s(n): 230702434496
• 155235081664 is an abundant number, because the sum of its proper divisors (230702434496) is greater than itself. Its abundance is 75467352832

Bases of 155235081664

• Binary: 10010000100100101110110101110111000000₂
• Hexadecimal: 0x2424BB5DC0
• Base-36: 1ZBAYJLS

Squares and roots of 155235081664

• 155235081664 squared (155235081664²) is 24097930579228749008896
• 155235081664 cubed (155235081664³) is 3740844221399977674532529622482944
• The square root of 155235081664 is 393998.8345972613
• The cube root of 155235081664 is 5374.3996492799

Scales and comparisons

• 155,235,081,664 seconds is equal to 4,935 years, 51 weeks, 5 days, 8 hours, 1 minute, 4 seconds.
• To count from 1 to 155,235,081,664 would take you about nine thousand, eight hundred seventy-one 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 155235081664 cubic inches would be around 447.9 feet tall.

Recreational maths with 155235081664

• 155235081664 backwards is 466180532551
• The number of decimal digits it has is: 12
• The sum of 155235081664's digits is 46
• More coming soon!