145421310744

Names of 145421310744

• Cardinal: 145421310744 can be written as One hundred forty-five billion, four hundred twenty-one million, three hundred ten thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.45421310744 × 10¹¹

Factors of 145421310744

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 36

Divisors of 145421310744

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 31 36 54 62 72 81 93 108 124 162 186 216 243 248 279 324 372 486 558 648 729 744 837 961 972 1116 1458 1674 1922 1944 2187 2232 2511 2883 2916 3348 3844 4374 5022 5766 5832 6561 6696 7533 7688 8649 8748 10044 11532 13122 15066 17298 17496 19683 20088 22599 23064 25947 26244 29791 30132 34596 39366 45198 51894 52488 59582 60264 67797 69192 77841 78732 89373 90396 103788 119164 135594 155682 157464 178746 180792 203391 207576 233523 238328 268119 271188 311364 357492 406782 467046 536238 542376 610173 622728 700569 714984 804357 813564 923521 934092 1072476 1220346 1401138 1608714 1627128 1847042 1868184 2101707 2144952 2413071 2440692 2770563 2802276 3217428 3694084 4203414 4826142 4881384 5541126 5604552 6305121 6434856 7239213 7388168 8311689 8406828 9652284 11082252 12610242 14478426 16623378 16813656 18915363 19304568 21717639 22164504 24935067 25220484 28956852 33246756 37830726 43435278 49870134 50440968 57913704 65152917 66493512 74805201 75661452 86870556 99740268 130305834 149610402 151322904 173741112 195458751 199480536 224415603 260611668 299220804 390917502 448831206 521223336 586376253 598441608 673246809 781835004 897662412 1172752506 1346493618 1563670008 1795324824 2019740427 2345505012 2692987236 4039480854 4691010024 5385974472 6059221281 8078961708 12118442562 16157923416 18177663843 24236885124 36355327686 48473770248 72710655372 145421310744
• Sum of all divisors σ(n): 422623512300
• Sum of proper divisors (its aliquot sum) s(n): 277202201556
• 145421310744 is an abundant number, because the sum of its proper divisors (277202201556) is greater than itself. Its abundance is 131780890812

Bases of 145421310744

• Binary: 10000111011011110010010001101100011000₂
• Hexadecimal: 0x21DBC91B18
• Base-36: 1UT03DI0

Squares and roots of 145421310744

• 145421310744 squared (145421310744²) is 21147357618503009833536
• 145421310744 cubed (145421310744³) is 3075276463654821997101926368310784
• The square root of 145421310744 is 381341.4621359709
• The cube root of 145421310744 is 5258.6712121031

Scales and comparisons

• 145,421,310,744 seconds is equal to 4,623 years, 49 weeks, 2 days, 32 minutes, 24 seconds.
• To count from 1 to 145,421,310,744 would take you about nine thousand, two hundred forty-seven 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 145421310744 cubic inches would be around 438.2 feet tall.

Recreational maths with 145421310744

• 145421310744 backwards is 447013124541
• 145421310744 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145421310744's digits is 36
• More coming soon!