18180997120
18,180,997,120 is an even composite number composed of five prime numbers multiplied together.
18180997120 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred four divisors.
Prime factorization of 18180997120:
218 × 5 × 11 × 13 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 13 × 97)See below for interesting mathematical facts about the number 18180997120 from the Numbermatics database.
Names of 18180997120
- Cardinal: 18180997120 can be written as Eighteen billion, one hundred eighty million, nine hundred ninety-seven thousand, one hundred twenty.
Scientific notation
- Scientific notation: 1.818099712 × 1010
Factors of 18180997120
Divisors of 18180997120
- Number of divisors d(n): 304
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Complete list of divisors:
1 2 4 5 8 10 11 13 16 20 22 26 32 40 44 52 55 64 65 80 88 97 104 110 128 130 143 160 176 194 208 220 256 260 286 320 352 388 416 440 485 512 520 572 640 704 715 776 832 880 970 1024 1040 1067 1144 1261 1280 1408 1430 1552 1664 1760 1940 2048 2080 2134 2288 2522 2560 2816 2860 3104 3328 3520 3880 4096 4160 4268 4576 5044 5120 5335 5632 5720 6208 6305 6656 7040 7760 8192 8320 8536 9152 10088 10240 10670 11264 11440 12416 12610 13312 13871 14080 15520 16384 16640 17072 18304 20176 20480 21340 22528 22880 24832 25220 26624 27742 28160 31040 32768 33280 34144 36608 40352 40960 42680 45056 45760 49664 50440 53248 55484 56320 62080 65536 66560 68288 69355 73216 80704 81920 85360 90112 91520 99328 100880 106496 110968 112640 124160 131072 133120 136576 138710 146432 161408 163840 170720 180224 183040 198656 201760 212992 221936 225280 248320 262144 266240 273152 277420 292864 322816 327680 341440 360448 366080 397312 403520 425984 443872 450560 496640 532480 546304 554840 585728 645632 655360 682880 720896 732160 794624 807040 851968 887744 901120 993280 1064960 1092608 1109680 1171456 1291264 1310720 1365760 1441792 1464320 1589248 1614080 1703936 1775488 1802240 1986560 2129920 2185216 2219360 2342912 2582528 2731520 2883584 2928640 3178496 3228160 3407872 3550976 3604480 3973120 4259840 4370432 4438720 4685824 5165056 5463040 5857280 6356992 6456320 7101952 7208960 7946240 8519680 8740864 8877440 9371648 10330112 10926080 11714560 12713984 12912640 14203904 14417920 15892480 17039360 17481728 17754880 18743296 20660224 21852160 23429120 25427968 25825280 28407808 31784960 34963456 35509760 37486592 41320448 43704320 46858240 51650560 56815616 63569920 69926912 71019520 82640896 87408640 93716480 103301120 113631232 127139840 139853824 142039040 165281792 174817280 187432960 206602240 227262464 279707648 284078080 330563584 349634560 413204480 454524928 568156160 699269120 826408960 909049856 1136312320 1398538240 1652817920 1818099712 2272624640 3636199424 4545249280 9090498560 18180997120
- Sum of all divisors σ(n): 51791167008
- Sum of proper divisors (its aliquot sum) s(n): 33610169888
- 18180997120 is an abundant number, because the sum of its proper divisors (33610169888) is greater than itself. Its abundance is 15429172768
Bases of 18180997120
- Binary: 100001110111010110000000000000000002
- Hexadecimal: 0x43BAC0000
- Base-36: 8COHV5S
Squares and roots of 18180997120
- 18180997120 squared (181809971202) is 330548656277448294400
- 18180997120 cubed (181809971203) is 6009704167800157361435312128000
-
The
square root of 18180997120 is 134836.9278795687 -
The
cube root of 18180997120 is 2629.4963118555
Scales and comparisons
How big is 18180997120?- 18,180,997,120 seconds is equal to 578 years, 5 weeks, 1 day, 4 hours, 58 minutes, 40 seconds.
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To count from 1 to 18,180,997,120 would take you about one thousand, one hundred fifty-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 18180997120 cubic inches would be around 219.1 feet tall.
Recreational maths with 18180997120
- 18180997120 backwards is 02179908181
- The number of decimal digits it has is: 11
- The sum of 18180997120's digits is 46
- More coming soon!
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