Base | Representation |
---|---|
bin | 1111011110000… |
… | …0100000110011 |
3 | 11112002101101102 |
4 | 3313200200303 |
5 | 113102221424 |
6 | 10234355015 |
7 | 1415331335 |
oct | 367404063 |
9 | 145071342 |
10 | 64882739 |
11 | 336963a9 |
12 | 1988ba6b |
13 | 1059956c |
14 | 888d455 |
15 | 5a697ae |
hex | 3de0833 |
64882739 has 8 divisors (see below), whose sum is σ = 68442000. Its totient is φ = 61337952.
The previous prime is 64882723. The next prime is 64882757. The reversal of 64882739 is 93728846.
64882739 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 64882739 - 24 = 64882723 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 64882693 and 64882702.
It is not an unprimeable number, because it can be changed into a prime (64884739) 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, 6317 + ... + 13025.
It is an arithmetic number, because the mean of its divisors is an integer number (8555250).
Almost surely, 264882739 is an apocalyptic number.
64882739 is a deficient number, since it is larger than the sum of its proper divisors (3559261).
64882739 is a wasteful number, since it uses less digits than its factorization.
64882739 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7237.
The product of its digits is 580608, while the sum is 47.
The square root of 64882739 is about 8054.9822470320. The cubic root of 64882739 is about 401.8306486162.
The spelling of 64882739 in words is "sixty-four million, eight hundred eighty-two thousand, seven hundred thirty-nine".
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