Base | Representation |
---|---|
bin | 1111010111011… |
… | …1011100110001 |
3 | 11111021112001222 |
4 | 3311313130301 |
5 | 112444434101 |
6 | 10221234425 |
7 | 1411556606 |
oct | 365673461 |
9 | 144245058 |
10 | 64452401 |
11 | 33422052 |
12 | 19702a15 |
13 | 10478720 |
14 | 87ba6ad |
15 | 59d201b |
hex | 3d77731 |
64452401 has 8 divisors (see below), whose sum is σ = 69659520. Its totient is φ = 59280912.
The previous prime is 64452383. The next prime is 64452403. The reversal of 64452401 is 10425446.
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 64452401 - 210 = 64451377 is a prime.
It is a super-2 number, since 2×644524012 = 8308223989329602, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (64452403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5081 + ... + 12438.
It is an arithmetic number, because the mean of its divisors is an integer number (8707440).
Almost surely, 264452401 is an apocalyptic number.
It is an amenable number.
64452401 is a deficient number, since it is larger than the sum of its proper divisors (5207119).
64452401 is a wasteful number, since it uses less digits than its factorization.
64452401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17815.
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 64452401 is about 8028.2252708802. The cubic root of 64452401 is about 400.9402899882.
Adding to 64452401 its reverse (10425446), we get a palindrome (74877847).
The spelling of 64452401 in words is "sixty-four million, four hundred fifty-two thousand, four hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •