6893946990
6,893,946,990 is an even composite number composed of seven prime numbers multiplied together.
6893946990 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 6893946990:
2 × 33 × 5 × 7 × 29 × 73 × 1723
(2 × 3 × 3 × 3 × 5 × 7 × 29 × 73 × 1723)See below for interesting mathematical facts about the number 6893946990 from the Numbermatics database.
Names of 6893946990
- Cardinal: 6893946990 can be written as Six billion, eight hundred ninety-three million, nine hundred forty-six thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 6.89394699 × 109
Factors of 6893946990
Divisors of 6893946990
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 27 29 30 35 42 45 54 58 63 70 73 87 90 105 126 135 145 146 174 189 203 210 219 261 270 290 315 365 378 406 435 438 511 522 609 630 657 730 783 870 945 1015 1022 1095 1218 1305 1314 1533 1566 1723 1827 1890 1971 2030 2117 2190 2555 2610 3045 3066 3285 3446 3654 3915 3942 4234 4599 5110 5169 5481 6090 6351 6570 7665 7830 8615 9135 9198 9855 10338 10585 10962 12061 12702 13797 14819 15330 15507 17230 18270 19053 19710 21170 22995 24122 25845 27405 27594 29638 31014 31755 36183 38106 44457 45990 46521 49967 51690 54810 57159 60305 63510 68985 72366 74095 77535 88914 93042 95265 99934 108549 114318 120610 125779 133371 137970 148190 149901 155070 180915 190530 217098 222285 232605 249835 251558 266742 285795 299802 325647 349769 361830 377337 400113 444570 449703 465210 499670 542745 571590 628895 651294 666855 699538 749505 754674 800226 880453 899406 1049307 1085490 1132011 1257790 1333710 1349109 1499010 1628235 1748845 1760906 1886685 2000565 2098614 2248515 2264022 2641359 2698218 3147921 3256470 3396033 3497690 3647591 3773370 4001130 4402265 4497030 5246535 5282718 5660055 6295842 6745545 6792066 7295182 7924077 8804530 9443763 10493070 10942773 11320110 13206795 13491090 15739605 15848154 16980165 18237955 18887526 21885546 23772231 25533137 26413590 31479210 32828319 33960330 36475910 39620385 47218815 47544462 51066274 54713865 65656638 76599411 79240770 94437630 98484957 109427730 118861155 127665685 153198822 164141595 196969914 229798233 237722310 255331370 328283190 382997055 459596466 492424785 689394699 765994110 984849570 1148991165 1378789398 2297982330 3446973495 6893946990
- Sum of all divisors σ(n): 22045132800
- Sum of proper divisors (its aliquot sum) s(n): 15151185810
- 6893946990 is an abundant number, because the sum of its proper divisors (15151185810) is greater than itself. Its abundance is 8257238820
Bases of 6893946990
- Binary: 1100110101110100101001000011011102
- Hexadecimal: 0x19AE9486E
- Base-36: 360H7JI
Squares and roots of 6893946990
- 6893946990 squared (68939469902) is 47526505100930060100
- 6893946990 cubed (68939469903) is 327645206785776434026914099000
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The
square root of 6893946990 is 83029.7957964489 -
The
cube root of 6893946990 is 1903.2214039835
Scales and comparisons
How big is 6893946990?- 6,893,946,990 seconds is equal to 219 years, 10 weeks, 5 days, 1 hour, 16 minutes, 30 seconds.
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To count from 1 to 6,893,946,990 would take you about four hundred thirty-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 6893946990 cubic inches would be around 158.6 feet tall.
Recreational maths with 6893946990
- 6893946990 backwards is 0996493986
- 6893946990 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 6893946990's digits is 63
- More coming soon!
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