155391139852704

Names of 155391139852704

• Cardinal: 155391139852704 can be written as One hundred fifty-five trillion, three hundred ninety-one billion, one hundred thirty-nine million, eight hundred fifty-two thousand, seven hundred four.

Scientific notation

• Scientific notation: 1.55391139852704 × 10¹⁴

Factors of 155391139852704

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 407825083

Divisors of 155391139852704

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 72 81 84 96 98 108 112 126 144 147 162 168 189 196 216 224 243 252 288 294 324 336 378 392 432 441 486 504 567 588 648 672 756 784 864 882 972 1008 1134 1176 1296 1323 1512 1568 1701 1764 1944 2016 2268 2352 2592 2646 3024 3402 3528 3888 3969 4536 4704 5292 6048 6804 7056 7776 7938 9072 10584 11907 13608 14112 15876 18144 21168 23814 27216 31752 42336 47628 54432 63504 95256 127008 190512 381024 407825071 815650142 1223475213 1631300284 2446950426 2854775497 3262600568 3670425639 4893900852 5709550994 6525201136 7340851278 8564326491 9787801704 11011276917 11419101988 13050402272 14681702556 17128652982 19575603408 19983428479 22022553834 22838203976 25692979473 29363405112 33033830751 34257305964 39151206816 39966856958 44045107668 45676407952 51385958946 58726810224 59950285437 66067661502 68514611928 77078938419 79933713916 88090215336 91352815904 99101492253 102771917892 117453620448 119900570874 132135323004 137029223856 154157876838 159867427832 176180430672 179850856311 198202984506 205543835784 231236815257 239801141748 264270646008 274058447712 308315753676 319734855664 352360861344 359701712622 396405969012 411087671568 462473630514 479602283496 528541292016 539552568933 616631507352 639469711328 693710445771 719403425244 792811938024 822175343136 924947261028 959204566992 1057082584032 1079105137866 1233263014704 1387420891542 1438806850488 1585623876048 1618657706799 1849894522056 1918409133984 2158210275732 2466526029408 2774841783084 2877613700976 3171247752096 3237315413598 3699789044112 4316420551464 4855973120397 5549683566168 5755227401952 6474630827196 7399578088224 8632841102928 9711946240794 11099367132336 12949261654392 17265682205856 19423892481588 22198734264672 25898523308784 38847784963176 51797046617568 77695569926352 155391139852704
• Sum of all divisors σ(n): 533077939412928
• Sum of proper divisors (its aliquot sum) s(n): 377686799560224
• 155391139852704 is an abundant number, because the sum of its proper divisors (377686799560224) is greater than itself. Its abundance is 222295659707520

Bases of 155391139852704

• Binary: 100011010101001111010001101100010011000110100000₂
• Hexadecimal: 0x8D53D1B131A0
• Base-36: 1J2XPCL600

Squares and roots of 155391139852704

• 155391139852704 squared (155391139852704²) is 24146406344722613306816111616
• 155391139852704 cubed (155391139852704³) is 3752137605253010796573063304736696263409664
• The square root of 155391139852704 is 12465598.2549055383
• The cube root of 155391139852704 is 53762.0001160153

Scales and comparisons

• 155,391,139,852,704 seconds is equal to 4,940,957 years, 30 weeks, 5 days, 2 hours, 38 minutes, 24 seconds.
• To count from 1 to 155,391,139,852,704 would take you about twelve million, three hundred fifty-two thousand, three hundred ninety-three 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 155391139852704 cubic inches would be around 4480.2 feet tall.

Recreational maths with 155391139852704

• 155391139852704 backwards is 407258931193551
• 155391139852704 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 155391139852704's digits is 63
• More coming soon!