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64106841 = 379270493
BaseRepresentation
bin1111010010001…
…1000101011001
311110121222001110
43310203011121
5112402404331
610210010533
71405620261
oct364430531
9143558043
1064106841
1133206467
1219576a49
1310387356
14872a7a1
155964946
hex3d23159

64106841 has 8 divisors (see below), whose sum is σ = 86558080. Its totient is φ = 42196752.

The previous prime is 64106837. The next prime is 64106869. The reversal of 64106841 is 14860146.

64106841 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 not a de Polignac number, because 64106841 - 22 = 64106837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64106799 and 64106808.

It is not an unprimeable number, because it can be changed into a prime (64106831) 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, 135010 + ... + 135483.

It is an arithmetic number, because the mean of its divisors is an integer number (10819760).

Almost surely, 264106841 is an apocalyptic number.

It is an amenable number.

64106841 is a deficient number, since it is larger than the sum of its proper divisors (22451239).

64106841 is a wasteful number, since it uses less digits than its factorization.

64106841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270575.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 64106841 is about 8006.6747779587. The cubic root of 64106841 is about 400.2224616707. Note that the first 3 decimals are identical.

Adding to 64106841 its reverse (14860146), we get a palindrome (78966987).

The spelling of 64106841 in words is "sixty-four million, one hundred six thousand, eight hundred forty-one".

Divisors: 1 3 79 237 270493 811479 21368947 64106841