Base | Representation |
---|---|
bin | 1111010010011… |
… | …0111101101101 |
3 | 11110122202212001 |
4 | 3310212331231 |
5 | 112403411413 |
6 | 10210212301 |
7 | 1406014513 |
oct | 364467555 |
9 | 143582761 |
10 | 64122733 |
11 | 332173a4 |
12 | 19584091 |
13 | 1039165c |
14 | 87324b3 |
15 | 59694dd |
hex | 3d26f6d |
64122733 has 8 divisors (see below), whose sum is σ = 64837728. Its totient is φ = 63411984.
The previous prime is 64122731. The next prime is 64122749. The reversal of 64122733 is 33722146.
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 64122733 - 21 = 64122731 is a prime.
It is a super-2 number, since 2×641227332 = 8223449774778578, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64122731) 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, 36135 + ... + 37867.
It is an arithmetic number, because the mean of its divisors is an integer number (8104716).
Almost surely, 264122733 is an apocalyptic number.
It is an amenable number.
64122733 is a deficient number, since it is larger than the sum of its proper divisors (714995).
64122733 is a wasteful number, since it uses less digits than its factorization.
64122733 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2123.
The product of its digits is 6048, while the sum is 28.
The square root of 64122733 is about 8007.6671384368. The cubic root of 64122733 is about 400.2555304757.
Adding to 64122733 its reverse (33722146), we get a palindrome (97844879).
The spelling of 64122733 in words is "sixty-four million, one hundred twenty-two thousand, seven hundred thirty-three".
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