Base | Representation |
---|---|
bin | 110010011101001000110… |
… | …1010011100010010010001 |
3 | 220112221012200202001200101 |
4 | 1210322101222130102101 |
5 | 1402103344341203334 |
6 | 22425401444052401 |
7 | 1314000616162240 |
oct | 144722152342221 |
9 | 26487180661611 |
10 | 6934521037969 |
11 | 2233a06385a98 |
12 | 93bb59094101 |
13 | 3b3bcba42495 |
14 | 19d8bdc44957 |
15 | c05b1e85214 |
hex | 64e91a9c491 |
6934521037969 has 16 divisors (see below), whose sum is σ = 7986541242240. Its totient is φ = 5897854385280.
The previous prime is 6934521037967. The next prime is 6934521037993. The reversal of 6934521037969 is 9697301254396.
It is a cyclic number.
It is not a de Polignac number, because 6934521037969 - 21 = 6934521037967 is a prime.
It is a super-2 number, since 2×69345210379692 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 6934521037969.
It is not an unprimeable number, because it can be changed into a prime (6934521037963) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8034067 + ... + 8855239.
It is an arithmetic number, because the mean of its divisors is an integer number (499158827640).
Almost surely, 26934521037969 is an apocalyptic number.
It is an amenable number.
6934521037969 is a deficient number, since it is larger than the sum of its proper divisors (1052020204271).
6934521037969 is a wasteful number, since it uses less digits than its factorization.
6934521037969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 830520.
The product of its (nonzero) digits is 66134880, while the sum is 64.
The spelling of 6934521037969 in words is "six trillion, nine hundred thirty-four billion, five hundred twenty-one million, thirty-seven thousand, nine hundred sixty-nine".
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