145355168
145,355,168 is an even composite number composed of five prime numbers multiplied together.
145355168 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 145355168:
25 × 73 × 17 × 19 × 41
(2 × 2 × 2 × 2 × 2 × 7 × 7 × 7 × 17 × 19 × 41)See below for interesting mathematical facts about the number 145355168 from the Numbermatics database.
Names of 145355168
- Cardinal: 145355168 can be written as One hundred forty-five million, three hundred fifty-five thousand, one hundred sixty-eight.
Scientific notation
- Scientific notation: 1.45355168 × 108
Factors of 145355168
Divisors of 145355168
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 4 7 8 14 16 17 19 28 32 34 38 41 49 56 68 76 82 98 112 119 133 136 152 164 196 224 238 266 272 287 304 323 328 343 392 476 532 544 574 608 646 656 686 697 779 784 833 931 952 1064 1148 1292 1312 1372 1394 1558 1568 1666 1862 1904 2009 2128 2261 2296 2584 2744 2788 3116 3332 3724 3808 4018 4256 4522 4592 4879 5168 5453 5488 5576 5831 6232 6517 6664 7448 8036 9044 9184 9758 10336 10906 10976 11152 11662 12464 13034 13243 13328 14063 14896 15827 16072 18088 19516 21812 22304 23324 24928 26068 26486 26656 28126 29792 31654 32144 34153 36176 38171 39032 43624 46648 52136 52972 56252 63308 64288 68306 72352 76342 78064 87248 92701 93296 104272 105944 110789 112504 126616 136612 152684 156128 174496 185402 186592 208544 211888 221578 225008 239071 253232 267197 273224 305368 370804 423776 443156 450016 478142 506464 534394 546448 610736 648907 741608 886312 956284 1068788 1092896 1221472 1297814 1483216 1772624 1912568 2137576 2595628 2966432 3545248 3825136 4275152 4542349 5191256 7650272 8550304 9084698 10382512 18169396 20765024 36338792 72677584 145355168
- Sum of all divisors σ(n): 381024000
- Sum of proper divisors (its aliquot sum) s(n): 235668832
- 145355168 is an abundant number, because the sum of its proper divisors (235668832) is greater than itself. Its abundance is 90313664
Bases of 145355168
- Binary: 10001010100111110001101000002
- Hexadecimal: 0x8A9F1A0
- Base-36: 2EJGRK
Squares and roots of 145355168
- 145355168 squared (1453551682) is 21128124864308224
- 145355168 cubed (1453551683) is 3071082139176499103301632
-
The
square root of 145355168 is 12056.3331075415 -
The
cube root of 145355168 is 525.7873814781
Scales and comparisons
How big is 145355168?- 145,355,168 seconds is equal to 4 years, 32 weeks, 2 days, 8 hours, 26 minutes, 8 seconds.
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To count from 1 to 145,355,168 would take you about six 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 145355168 cubic inches would be around 43.8 feet tall.
Recreational maths with 145355168
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