Search a number
-
+
64410117 = 3181118619
BaseRepresentation
bin1111010110110…
…1001000000101
311111012101001220
43311231020011
5112442110432
610220310553
71411322412
oct365551005
9144171056
1064410117
11333a3302
12196a2459
13104623c5
1487a9109
1559c472c
hex3d6d205

64410117 has 8 divisors (see below), whose sum is σ = 86355360. Its totient is φ = 42702480.

The previous prime is 64410109. The next prime is 64410119. The reversal of 64410117 is 71101446.

64410117 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 64410117 - 23 = 64410109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64410119) 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, 58767 + ... + 59852.

It is an arithmetic number, because the mean of its divisors is an integer number (10794420).

Almost surely, 264410117 is an apocalyptic number.

It is an amenable number.

64410117 is a deficient number, since it is larger than the sum of its proper divisors (21945243).

64410117 is a wasteful number, since it uses less digits than its factorization.

64410117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118803.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 64410117 is about 8025.5913800791. The cubic root of 64410117 is about 400.8525918434.

The spelling of 64410117 in words is "sixty-four million, four hundred ten thousand, one hundred seventeen".

Divisors: 1 3 181 543 118619 355857 21470039 64410117