7139378988
7,139,378,988 is an even composite number composed of five prime numbers multiplied together.
7139378988 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 7139378988:
22 × 33 × 73 × 31 × 6217
(2 × 2 × 3 × 3 × 3 × 7 × 7 × 7 × 31 × 6217)See below for interesting mathematical facts about the number 7139378988 from the Numbermatics database.
Names of 7139378988
- Cardinal: 7139378988 can be written as Seven billion, one hundred thirty-nine million, three hundred seventy-eight thousand, nine hundred eighty-eight.
Scientific notation
- Scientific notation: 7.139378988 × 109
Factors of 7139378988
Divisors of 7139378988
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 27 28 31 36 42 49 54 62 63 84 93 98 108 124 126 147 186 189 196 217 252 279 294 343 372 378 434 441 558 588 651 686 756 837 868 882 1029 1116 1302 1323 1372 1519 1674 1764 1953 2058 2604 2646 3038 3087 3348 3906 4116 4557 5292 5859 6076 6174 6217 7812 9114 9261 10633 11718 12348 12434 13671 18228 18522 18651 21266 23436 24868 27342 31899 37044 37302 41013 42532 43519 54684 55953 63798 74604 82026 87038 95697 111906 127596 130557 164052 167859 174076 191394 192727 223812 261114 287091 304633 335718 382788 385454 391671 522228 574182 578181 609266 671436 770908 783342 913899 1148364 1156362 1175013 1218532 1349089 1566684 1734543 1827798 2132431 2312724 2350026 2698178 2741697 3469086 3655596 4047267 4264862 4700052 5203629 5396356 5483394 6397293 6938172 8094534 8225091 8529724 9443623 10407258 10966788 12141801 12794586 16189068 16450182 18887246 19191879 20814516 24283602 25589172 28330869 32900364 36425403 37774492 38383758 48567204 56661738 57575637 66105361 72850806 76767516 84992607 113323476 115151274 132210722 145701612 169985214 198316083 230302548 254977821 264421444 339970428 396632166 509955642 594948249 793264332 1019911284 1189896498 1784844747 2379792996 3569689494 7139378988
- Sum of all divisors σ(n): 22285312000
- Sum of proper divisors (its aliquot sum) s(n): 15145933012
- 7139378988 is an abundant number, because the sum of its proper divisors (15145933012) is greater than itself. Its abundance is 8006554024
Bases of 7139378988
- Binary: 1101010011000101001000111001011002
- Hexadecimal: 0x1A98A472C
- Base-36: 3A2LO30
Squares and roots of 7139378988
- 7139378988 squared (71393789882) is 50970732334295904144
- 7139378988 cubed (71393789883) is 363899375430444369820135726272
-
The
square root of 7139378988 is 84494.8459256539 -
The
cube root of 7139378988 is 1925.5441414893
Scales and comparisons
How big is 7139378988?- 7,139,378,988 seconds is equal to 227 years, 3 days, 16 hours, 49 minutes, 48 seconds.
-
To count from 1 to 7,139,378,988 would take you about four hundred fifty-four 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 7139378988 cubic inches would be around 160.5 feet tall.
Recreational maths with 7139378988
- 7139378988 backwards is 8898739317
- 7139378988 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 7139378988's digits is 63
- More coming soon!
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