Base | Representation |
---|---|
bin | 1111010111101… |
… | …0010101000101 |
3 | 11111022010020212 |
4 | 3311322111011 |
5 | 113000323242 |
6 | 10221405205 |
7 | 1411636160 |
oct | 365722505 |
9 | 144263225 |
10 | 64464197 |
11 | 3342a9a6 |
12 | 19709805 |
13 | 10480bc5 |
14 | 87c0ad7 |
15 | 59d5782 |
hex | 3d7a545 |
64464197 has 8 divisors (see below), whose sum is σ = 73752000. Its totient is φ = 55196064.
The previous prime is 64464173. The next prime is 64464199. The reversal of 64464197 is 79146446.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 64464197 - 26 = 64464133 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64464199) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2954 + ... + 11732.
It is an arithmetic number, because the mean of its divisors is an integer number (9219000).
Almost surely, 264464197 is an apocalyptic number.
It is an amenable number.
64464197 is a deficient number, since it is larger than the sum of its proper divisors (9287803).
64464197 is a wasteful number, since it uses less digits than its factorization.
64464197 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9835.
The product of its digits is 145152, while the sum is 41.
The square root of 64464197 is about 8028.9598952791. The cubic root of 64464197 is about 400.9647483641.
The spelling of 64464197 in words is "sixty-four million, four hundred sixty-four thousand, one hundred ninety-seven".
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