Base | Representation |
---|---|
bin | 11110111110100000101001… |
… | …00000010010011011111111 |
3 | 22221012001211011002011210120 |
4 | 33133100110200102123333 |
5 | 32412023214440314012 |
6 | 400513115111310023 |
7 | 20230254362531355 |
oct | 1737202440223377 |
9 | 287161734064716 |
10 | 68118525323007 |
11 | 1a7829a4775845 |
12 | 77819b037b313 |
13 | 2c0171ac92973 |
14 | 12b6d5052b7d5 |
15 | 7d1dbc2c758c |
hex | 3df4148126ff |
68118525323007 has 16 divisors (see below), whose sum is σ = 90875248232448. Its totient is φ = 45387080131680.
The previous prime is 68118525322979. The next prime is 68118525323011. The reversal of 68118525323007 is 70032352581186.
It is a happy number.
It is not a de Polignac number, because 68118525323007 - 235 = 68084165584639 is a prime.
It is a super-2 number, since 2×681185253230072 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68118525323087) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71926518 + ... + 72867420.
It is an arithmetic number, because the mean of its divisors is an integer number (5679703014528).
Almost surely, 268118525323007 is an apocalyptic number.
68118525323007 is a deficient number, since it is larger than the sum of its proper divisors (22756722909441).
68118525323007 is a wasteful number, since it uses less digits than its factorization.
68118525323007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 954310.
The product of its (nonzero) digits is 2419200, while the sum is 51.
The spelling of 68118525323007 in words is "sixty-eight trillion, one hundred eighteen billion, five hundred twenty-five million, three hundred twenty-three thousand, seven".
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