Base | Representation |
---|---|
bin | 1111010100100… |
… | …0101101001001 |
3 | 11110220210102201 |
4 | 3311020231021 |
5 | 112422322222 |
6 | 10213200201 |
7 | 1410131446 |
oct | 365105511 |
9 | 143823381 |
10 | 64260937 |
11 | 33301214 |
12 | 19630061 |
13 | 1040c530 |
14 | 876a9cd |
15 | 5995427 |
hex | 3d48b49 |
64260937 has 8 divisors (see below), whose sum is σ = 69982920. Its totient is φ = 58650240.
The previous prime is 64260929. The next prime is 64260941. The reversal of 64260937 is 73906246.
64260937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 3748096 + 60512841 = 1936^2 + 7779^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 64260937 - 23 = 64260929 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 64260896 and 64260905.
It is not an unprimeable number, because it can be changed into a prime (64260037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26614 + ... + 28927.
It is an arithmetic number, because the mean of its divisors is an integer number (8747865).
Almost surely, 264260937 is an apocalyptic number.
It is an amenable number.
64260937 is a deficient number, since it is larger than the sum of its proper divisors (5721983).
64260937 is a wasteful number, since it uses less digits than its factorization.
64260937 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55643.
The product of its (nonzero) digits is 54432, while the sum is 37.
The square root of 64260937 is about 8016.2919732255. The cubic root of 64260937 is about 400.5428816155.
The spelling of 64260937 in words is "sixty-four million, two hundred sixty thousand, nine hundred thirty-seven".
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