Base | Representation |
---|---|
bin | 1111010111100… |
… | …0001010000101 |
3 | 11111021200001101 |
4 | 3311320022011 |
5 | 113000032201 |
6 | 10221300101 |
7 | 1411601221 |
oct | 365701205 |
9 | 144250041 |
10 | 64455301 |
11 | 33424249 |
12 | 19704631 |
13 | 10479b41 |
14 | 87bb781 |
15 | 59d2d01 |
hex | 3d78285 |
64455301 has 4 divisors (see below), whose sum is σ = 64492704. Its totient is φ = 64417900.
The previous prime is 64455263. The next prime is 64455311. The reversal of 64455301 is 10355446.
64455301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10355446 = 2 ⋅5177723.
It is a cyclic number.
It is not a de Polignac number, because 64455301 - 27 = 64455173 is a prime.
It is a super-3 number, since 3×644553013 (a number of 24 digits) contains 333 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 64455301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64455311) 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 3 ways as a sum of consecutive naturals, for example, 15985 + ... + 19606.
It is an arithmetic number, because the mean of its divisors is an integer number (16123176).
Almost surely, 264455301 is an apocalyptic number.
It is an amenable number.
64455301 is a deficient number, since it is larger than the sum of its proper divisors (37403).
64455301 is a wasteful number, since it uses less digits than its factorization.
64455301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37402.
The product of its (nonzero) digits is 7200, while the sum is 28.
The square root of 64455301 is about 8028.4058816181. The cubic root of 64455301 is about 400.9463032599.
It can be divided in two parts, 644 and 55301, that added together give a triangular number (55945 = T334).
The spelling of 64455301 in words is "sixty-four million, four hundred fifty-five thousand, three hundred one".
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