Base | Representation |
---|---|
bin | 1111010100001… |
… | …1110101101101 |
3 | 11110212210002111 |
4 | 3311003311231 |
5 | 112421203010 |
6 | 10212524021 |
7 | 1410016363 |
oct | 365036555 |
9 | 143783074 |
10 | 64241005 |
11 | 33298244 |
12 | 19620611 |
13 | 1040343a |
14 | 8763633 |
15 | 598e58a |
hex | 3d43d6d |
64241005 has 8 divisors (see below), whose sum is σ = 77390712. Its totient is φ = 51191808.
The previous prime is 64240993. The next prime is 64241017. The reversal of 64241005 is 50014246.
It is an interprime number because it is at equal distance from previous prime (64240993) and next prime (64241017).
It can be written as a sum of positive squares in 4 ways, for example, as 28933641 + 35307364 = 5379^2 + 5942^2 .
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 64241005 - 27 = 64240877 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23712 + ... + 26281.
It is an arithmetic number, because the mean of its divisors is an integer number (9673839).
Almost surely, 264241005 is an apocalyptic number.
It is an amenable number.
64241005 is a deficient number, since it is larger than the sum of its proper divisors (13149707).
64241005 is a wasteful number, since it uses less digits than its factorization.
64241005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50255.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 64241005 is about 8015.0486586171. The cubic root of 64241005 is about 400.5014648199.
The spelling of 64241005 in words is "sixty-four million, two hundred forty-one thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.028 sec. • engine limits •