997155380
997,155,380 is an even composite number composed of six prime numbers multiplied together.
997155380 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 997155380:
22 × 5 × 13 × 43 × 79 × 1129
(2 × 2 × 5 × 13 × 43 × 79 × 1129)See below for interesting mathematical facts about the number 997155380 from the Numbermatics database.
Names of 997155380
- Cardinal: 997155380 can be written as Nine hundred ninety-seven million, one hundred fifty-five thousand, three hundred eighty.
Scientific notation
- Scientific notation: 9.9715538 × 108
Factors of 997155380
Divisors of 997155380
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 4 5 10 13 20 26 43 52 65 79 86 130 158 172 215 260 316 395 430 559 790 860 1027 1118 1129 1580 2054 2236 2258 2795 3397 4108 4516 5135 5590 5645 6794 10270 11180 11290 13588 14677 16985 20540 22580 29354 33970 44161 48547 58708 67940 73385 88322 89191 97094 146770 176644 178382 194188 220805 242735 293540 356764 441610 445955 485470 631111 883220 891910 970940 1159483 1262222 1783820 2318966 2524444 3155555 3835213 4637932 5797415 6311110 7670426 11594830 12622220 15340852 19176065 23189660 38352130 49857769 76704260 99715538 199431076 249288845 498577690 997155380
- Sum of all divisors σ(n): 2338828800
- Sum of proper divisors (its aliquot sum) s(n): 1341673420
- 997155380 is an abundant number, because the sum of its proper divisors (1341673420) is greater than itself. Its abundance is 344518040
Bases of 997155380
- Binary: 1110110110111101100010001101002
- Hexadecimal: 0x3B6F6234
- Base-36: GHOI0K
Squares and roots of 997155380
- 997155380 squared (9971553802) is 994318851862944400
- 997155380 cubed (9971553803) is 991490392570558031100872000
-
The
square root of 997155380 is 31577.7671788237 -
The
cube root of 997155380 is 999.0508928139
Scales and comparisons
How big is 997155380?- 997,155,380 seconds is equal to 31 years, 36 weeks, 5 days, 3 hours, 36 minutes, 20 seconds.
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To count from 1 to 997,155,380 would take you about 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 997155380 cubic inches would be around 83.3 feet tall.
Recreational maths with 997155380
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