31389458408
31,389,458,408 is an even composite number composed of six prime numbers multiplied together.
What does the number 31389458408 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 256 divisors.
31389458408 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 31389458408:
23 × 73 × 11 × 71 × 97 × 151
(2 × 2 × 2 × 7 × 7 × 7 × 11 × 71 × 97 × 151)See below for interesting mathematical facts about the number 31389458408 from the Numbermatics database.
Names of 31389458408
- Cardinal: 31389458408 can be written as Thirty-one billion, three hundred eighty-nine million, four hundred fifty-eight thousand, four hundred eight.
Scientific notation
- Scientific notation: 3.1389458408 × 1010
Factors of 31389458408
Divisors of 31389458408
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 7 8 11 14 22 28 44 49 56 71 77 88 97 98 142 151 154 194 196 284 302 308 343 388 392 497 539 568 604 616 679 686 776 781 994 1057 1067 1078 1208 1358 1372 1562 1661 1988 2114 2134 2156 2716 2744 3124 3322 3479 3773 3976 4228 4268 4312 4753 5432 5467 6248 6644 6887 6958 7399 7469 7546 8456 8536 9506 10721 10934 11627 13288 13774 13916 14647 14798 14938 15092 19012 21442 21868 23254 24353 27548 27832 29294 29596 29876 30184 33271 38024 38269 42884 43736 46508 48209 48706 51793 52283 55096 58588 59192 59752 66542 75047 75757 76538 81389 85768 93016 96418 97412 102529 103586 104566 117176 117931 133084 150094 151514 153076 161117 162778 192836 194824 205058 207172 209132 235862 266168 267883 300188 303028 306152 322234 325556 337463 365981 385672 410116 414344 418264 471724 525329 530299 535766 569723 600376 606056 644468 651112 674926 717703 731962 820232 825517 943448 1039937 1050658 1060598 1071532 1127819 1139446 1288936 1349852 1435406 1463924 1651034 2079874 2101316 2121196 2143064 2255638 2278892 2362241 2699704 2870812 2927848 3302068 3677303 3712093 4159748 4202632 4242392 4511276 4557784 4724482 5023921 5741624 5778619 6604136 7279559 7354606 7424186 7894733 8319496 9022552 9448964 10047842 11439307 11557238 14559118 14709212 14848372 15789466 18897928 20095684 22878614 23114476 25984651 29118236 29418424 29696744 31578932 40191368 40450333 45757228 46228952 50956913 51969302 55263131 58236472 63157864 80075149 80900666 91514456 101913826 103938604 110526262 160150298 161801332 203827652 207877208 221052524 320300596 323602664 356698391 407655304 442105048 560526043 640601192 713396782 1121052086 1426793564 2242104172 2853587128 3923682301 4484208344 7847364602 15694729204 31389458408
- Sum of all divisors σ(n): 77220864000
- Sum of proper divisors (its aliquot sum) s(n): 45831405592
- 31389458408 is an abundant number, because the sum of its proper divisors (45831405592) is greater than itself. Its abundance is 14441947184
Bases of 31389458408
- Binary: 111010011101111010100011111111010002
- Hexadecimal: 0x74EF51FE8
- Base-36: EF4H148
Squares and roots of 31389458408
- 31389458408 squared (313894584082) is 985298099147561894464
- 31389458408 cubed (313894584083) is 30927973702673854340883413453312
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The
square root of 31389458408 is 177170.7041471585 -
The
cube root of 31389458408 is 3154.4811809097
Scales and comparisons
How big is 31389458408?- 31,389,458,408 seconds is equal to 998 years, 4 weeks, 3 days, 22 hours, 8 seconds.
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To count from 1 to 31,389,458,408 would take you about one thousand, nine hundred ninety-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 31389458408 cubic inches would be around 262.9 feet tall.
Recreational maths with 31389458408
- 31389458408 backwards is 80485498313
- The number of decimal digits it has is: 11
- The sum of 31389458408's digits is 53
- More coming soon!
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