Base | Representation |
---|---|
bin | 1111011000110… |
… | …0011000101001 |
3 | 11111102212200222 |
4 | 3312030120221 |
5 | 113010210103 |
6 | 10223135425 |
7 | 1412364611 |
oct | 366143051 |
9 | 144385628 |
10 | 64538153 |
11 | 33480519 |
12 | 19744575 |
13 | 104a8774 |
14 | 87dda41 |
15 | 59ec638 |
hex | 3d8c629 |
64538153 has 8 divisors (see below), whose sum is σ = 66873600. Its totient is φ = 62244208.
The previous prime is 64538129. The next prime is 64538167. The reversal of 64538153 is 35183546.
64538153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 64538153 - 28 = 64537897 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (64538753) 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, 7193 + ... + 13446.
It is an arithmetic number, because the mean of its divisors is an integer number (8359200).
Almost surely, 264538153 is an apocalyptic number.
It is an amenable number.
64538153 is a deficient number, since it is larger than the sum of its proper divisors (2335447).
64538153 is a wasteful number, since it uses less digits than its factorization.
64538153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20751.
The product of its digits is 43200, while the sum is 35.
The square root of 64538153 is about 8033.5641529772. The cubic root of 64538153 is about 401.1180242264.
The spelling of 64538153 in words is "sixty-four million, five hundred thirty-eight thousand, one hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •