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664102234 = 2437722119
BaseRepresentation
bin100111100101010…
…110010101011010
31201021121220000001
4213211112111122
52330002232414
6145522003214
722312530055
oct4745262532
91637556001
10664102234
11310960924
121664a650a
13a7780b03
14642b1a9c
153d481074
hex2795655a

664102234 has 8 divisors (see below), whose sum is σ = 1019319840. Its totient is φ = 324328956.

The previous prime is 664102223. The next prime is 664102249. The reversal of 664102234 is 432201466.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3860974 + ... + 3861145.

It is an arithmetic number, because the mean of its divisors is an integer number (127414980).

Almost surely, 2664102234 is an apocalyptic number.

664102234 is a deficient number, since it is larger than the sum of its proper divisors (355217606).

664102234 is a wasteful number, since it uses less digits than its factorization.

664102234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7722164.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 664102234 is about 25770.1811014203. The cubic root of 664102234 is about 872.4589062837.

It can be divided in two parts, 66410 and 2234, that added together give a square (68644 = 2622).

The spelling of 664102234 in words is "six hundred sixty-four million, one hundred two thousand, two hundred thirty-four".

Divisors: 1 2 43 86 7722119 15444238 332051117 664102234