Search a number
-
+
64534363 = 1717321943
BaseRepresentation
bin1111011000101…
…1011101011011
311111102200111121
43312023131123
5113010044423
610223110111
71412350555
oct366133533
9144380447
1064534363
1133478693
1219742337
13104a6b1a
1487dc4d5
1559eb45d
hex3d8b75b

64534363 has 8 divisors (see below), whose sum is σ = 68728608. Its totient is φ = 60384384.

The previous prime is 64534361. The next prime is 64534373. The reversal of 64534363 is 36343546.

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 64534363 - 21 = 64534361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64534361) 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, 8031 + ... + 13912.

It is an arithmetic number, because the mean of its divisors is an integer number (8591076).

Almost surely, 264534363 is an apocalyptic number.

64534363 is a deficient number, since it is larger than the sum of its proper divisors (4194245).

64534363 is a wasteful number, since it uses less digits than its factorization.

64534363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22133.

The product of its digits is 77760, while the sum is 34.

The square root of 64534363 is about 8033.3282641754. The cubic root of 64534363 is about 401.1101721937.

It can be divided in two parts, 6453 and 4363, that added together give a square (10816 = 1042).

The spelling of 64534363 in words is "sixty-four million, five hundred thirty-four thousand, three hundred sixty-three".

Divisors: 1 17 173 2941 21943 373031 3796139 64534363