399020428396960

Names of 399020428396960

• Cardinal: 399020428396960 can be written as Three hundred ninety-nine trillion, twenty billion, four hundred twenty-eight million, three hundred ninety-six thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 3.9902042839696 × 10¹⁴

Factors of 399020428396960

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 269

Divisors of 399020428396960

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 71 80 142 160 191 284 355 382 568 710 764 955 1136 1420 1528 1910 2272 2840 3056 3820 5041 5680 6112 7640 10082 11360 13561 15280 20164 25205 27122 30560 36481 40328 50410 54244 67805 72962 80656 100820 108488 135610 145924 161312 182405 201640 216976 271220 291848 357911 364810 403280 433952 542440 583696 715822 729620 806560 962831 1084880 1167392 1431644 1459240 1789555 1925662 2169760 2590151 2863288 2918480 3579110 3851324 4814155 5180302 5726576 5836960 6967871 7158220 7702648 9628310 10360604 11453152 12950755 13935742 14316440 15405296 19256620 20721208 25901510 27871484 28632880 30810592 34839355 38513240 41442416 51803020 55742968 57265760 68361001 69678710 77026480 82884832 103606040 111485936 136722002 139357420 154052960 183900721 207212080 222971872 273444004 278714840 341805005 367801442 414424160 494718841 546888008 557429680 683610010 735602884 919503605 989437682 1093776016 1114859360 1367220020 1471205768 1839007210 1978875364 2187552032 2473594205 2734440040 2942411536 3678014420 3957750728 4947188410 5468880080 5884823072 7356028840 7915501456 9894376820 10937760160 13056951191 14712057680 15831002912 19788753640 26113902382 29424115360 35125037711 39577507280 52227804764 65284755955 70250075422 79155014560 104455609528 130569511910 140500150844 175625188555 208911219056 261139023820 281000301688 351250377110 417822438112 522278047640 562000603376 702500754220 1044556095280 1124001206752 1405001508440 2089112190560 2493877677481 2810003016880 4987755354962 5620006033760 9975510709924 12469388387405 19951021419848 24938776774810 39902042839696 49877553549620 79804085679392 99755107099240 199510214198480 399020428396960
• Sum of all divisors σ(n): 961185045639168
• Sum of proper divisors (its aliquot sum) s(n): 562164617242208
• 399020428396960 is an abundant number, because the sum of its proper divisors (562164617242208) is greater than itself. Its abundance is 163144188845248

Bases of 399020428396960

• Binary: 1011010101110100000101110111001001000100110100000₂
• Hexadecimal: 0x16AE82EE489A0
• Base-36: 3XFVGCNYCG

Squares and roots of 399020428396960

• 399020428396960 squared (399020428396960²) is 159217302278093482355337241600
• 399020428396960 cubed (399020428396960³) is 63530956163213136665749102983346076225536000
• The square root of 399020428396960 is 19975495.6984040825
• The cube root of 399020428396960 is 73620.4345972871

Scales and comparisons

• 399,020,428,396,960 seconds is equal to 12,687,615 years, 19 weeks, 2 days, 8 hours, 2 minutes, 40 seconds.
• To count from 1 to 399,020,428,396,960 would take you about thirty-one million, seven hundred nineteen thousand and 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 399020428396960 cubic inches would be around 6135 feet tall.

Recreational maths with 399020428396960

• 399020428396960 backwards is 069693824020993
• The number of decimal digits it has is: 15
• The sum of 399020428396960's digits is 70
• More coming soon!