145120161368
145,120,161,368 is an even composite number composed of seven prime numbers multiplied together.
145120161368 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 145120161368:
23 × 7 × 13 × 31 × 59 × 73 × 1493
(2 × 2 × 2 × 7 × 13 × 31 × 59 × 73 × 1493)See below for interesting mathematical facts about the number 145120161368 from the Numbermatics database.
Names of 145120161368
- Cardinal: 145120161368 can be written as One hundred forty-five billion, one hundred twenty million, one hundred sixty-one thousand, three hundred sixty-eight.
Scientific notation
- Scientific notation: 1.45120161368 × 1011
Factors of 145120161368
Divisors of 145120161368
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 7 8 13 14 26 28 31 52 56 59 62 73 91 104 118 124 146 182 217 236 248 292 364 403 413 434 472 511 584 728 767 806 826 868 949 1022 1493 1534 1612 1652 1736 1829 1898 2044 2263 2821 2986 3068 3224 3304 3658 3796 4088 4307 4526 5369 5642 5972 6136 6643 7316 7592 8614 9052 10451 10738 11284 11944 12803 13286 14632 15841 17228 18104 19409 20902 21476 22568 23777 25606 26572 29419 30149 31682 34456 38818 41804 42952 46283 47554 51212 53144 55991 58838 60298 63364 77636 83608 88087 92566 95108 102424 108989 111982 117676 120596 126728 133517 135863 155272 166439 176174 185132 190216 205933 217978 223964 235352 241192 267034 271726 323981 332878 352348 370264 391937 411866 435956 447928 534068 543452 601679 616609 647962 665756 704696 762923 783874 823732 871912 934619 1068136 1086904 1145131 1203358 1233218 1295924 1331512 1416857 1525846 1567748 1647464 1735721 1869238 2290262 2406716 2466436 2591848 2730697 2833714 3051692 3135496 3378659 3471442 3738476 4211753 4580524 4813432 4932872 5461394 5667428 6103384 6430351 6757318 6942884 7476952 8015917 8423506 9161048 9917999 10922788 11334856 12150047 12860702 13514636 13885768 16031834 16847012 19114879 19835998 21845576 23650613 24300094 25721404 27029272 32063668 33694024 35499061 38229758 39671996 43922567 45012457 47301226 48600188 51442808 64127336 70998122 76459516 79343992 83594563 87845134 90024914 94602452 97200376 141996244 152919032 167189126 175690268 180049828 189204904 199340881 248493427 283992488 307457969 334378252 351380536 360099656 398681762 496986854 585161941 614915938 668756504 797363524 993973708 1170323882 1229831876 1395386167 1594727048 1987947416 2340647764 2459663752 2591431453 2790772334 4681295528 5182862906 5581544668 10365725812 11163089336 18140020171 20731451624 36280040342 72560080684 145120161368
- Sum of all divisors σ(n): 356609433600
- Sum of proper divisors (its aliquot sum) s(n): 211489272232
- 145120161368 is an abundant number, because the sum of its proper divisors (211489272232) is greater than itself. Its abundance is 66369110864
Bases of 145120161368
- Binary: 100001110010011101010111101110010110002
- Hexadecimal: 0x21C9D5EE58
- Base-36: 1UO0SP5K
Squares and roots of 145120161368
- 145120161368 squared (1451201613682) is 21059861235474359631424
- 145120161368 cubed (1451201613683) is 3056210460879726915738715883628032
-
The
square root of 145120161368 is 380946.4022247749 -
The
cube root of 145120161368 is 5255.0386862997
Scales and comparisons
How big is 145120161368?- 145,120,161,368 seconds is equal to 4,614 years, 19 weeks, 2 days, 11 hours, 56 minutes, 8 seconds.
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To count from 1 to 145,120,161,368 would take you about nine thousand, two hundred twenty-eight 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 145120161368 cubic inches would be around 437.9 feet tall.
Recreational maths with 145120161368
- 145120161368 backwards is 863161021541
- The number of decimal digits it has is: 12
- The sum of 145120161368's digits is 38
- More coming soon!
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