389879028
389,879,028 is an even composite number composed of six prime numbers multiplied together.
389879028 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 389879028:
22 × 33 × 7 × 11 × 173 × 271
(2 × 2 × 3 × 3 × 3 × 7 × 11 × 173 × 271)See below for interesting mathematical facts about the number 389879028 from the Numbermatics database.
Names of 389879028
- Cardinal: 389879028 can be written as Three hundred eighty-nine million, eight hundred seventy-nine thousand and twenty-eight.
Scientific notation
- Scientific notation: 3.89879028 × 108
Factors of 389879028
Divisors of 389879028
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 4 6 7 9 11 12 14 18 21 22 27 28 33 36 42 44 54 63 66 77 84 99 108 126 132 154 173 189 198 231 252 271 297 308 346 378 396 462 519 542 594 692 693 756 813 924 1038 1084 1188 1211 1386 1557 1626 1897 1903 2076 2079 2422 2439 2772 2981 3114 3252 3633 3794 3806 4158 4671 4844 4878 5691 5709 5962 6228 7266 7317 7588 7612 8316 8943 9342 9756 10899 11382 11418 11924 13321 14532 14634 17073 17127 17886 18684 20867 21798 22764 22836 26642 26829 29268 32697 34146 34254 35772 39963 41734 43596 46883 51219 51381 53284 53658 62601 65394 68292 68508 79926 80487 83468 93766 102438 102762 107316 119889 125202 130788 140649 159852 160974 187532 187803 204876 205524 239778 250404 281298 321948 328181 359667 375606 421947 479556 515713 562596 563409 656362 719334 751212 843894 984543 1031426 1126818 1265841 1312724 1438668 1547139 1687788 1969086 2062852 2253636 2531682 2953629 3094278 3609991 3938172 4641417 5063364 5907258 6188556 7219982 8860887 9282834 10829973 11814516 13924251 14439964 17721774 18565668 21659946 27848502 32489919 35443548 43319892 55697004 64979838 97469757 129959676 194939514 389879028
- Sum of all divisors σ(n): 1272176640
- Sum of proper divisors (its aliquot sum) s(n): 882297612
- 389879028 is an abundant number, because the sum of its proper divisors (882297612) is greater than itself. Its abundance is 492418584
Bases of 389879028
- Binary: 101110011110100010100111101002
- Hexadecimal: 0x173D14F4
- Base-36: 6G4GL0
Squares and roots of 389879028
- 389879028 squared (3898790282) is 152005656474224784
- 389879028 cubed (3898790283) is 59263817596672665839429952
-
The
square root of 389879028 is 19745.3545929163 -
The
cube root of 389879028 is 730.5388078163
Scales and comparisons
How big is 389879028?- 389,879,028 seconds is equal to 12 years, 20 weeks, 4 days, 11 hours, 43 minutes, 48 seconds.
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To count from 1 to 389,879,028 would take you about eighteen 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 389879028 cubic inches would be around 60.9 feet tall.
Recreational maths with 389879028
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