Search a number
-
+
64097159 = 723398119
BaseRepresentation
bin1111010010000…
…0101110000111
311110121110202212
43310200232013
5112402102114
610205454035
71405550120
oct364405607
9143543685
1064097159
11331aa165
121957131b
1310382b19
148727047
155961b3e
hex3d20b87

64097159 has 8 divisors (see below), whose sum is σ = 76439040. Its totient is φ = 52551576.

The previous prime is 64097149. The next prime is 64097161. The reversal of 64097159 is 95179046.

64097159 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 64097159 - 212 = 64093063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64097149) 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, 198899 + ... + 199220.

It is an arithmetic number, because the mean of its divisors is an integer number (9554880).

Almost surely, 264097159 is an apocalyptic number.

64097159 is a deficient number, since it is larger than the sum of its proper divisors (12341881).

64097159 is a wasteful number, since it uses less digits than its factorization.

64097159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398149.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 64097159 is about 8006.0701345916. The cubic root of 64097159 is about 400.2023122405.

The spelling of 64097159 in words is "sixty-four million, ninety-seven thousand, one hundred fifty-nine".

Divisors: 1 7 23 161 398119 2786833 9156737 64097159