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2008192 = 2729541
BaseRepresentation
bin111101010010010000000
310210000201111
413222102000
51003230232
6111013104
723032534
oct7522200
93700644
102008192
11115186a
1280a194
135540a4
143a3bc4
1529a047
hex1ea480

2008192 has 32 divisors (see below), whose sum is σ = 4146300. Its totient is φ = 967680.

The previous prime is 2008189. The next prime is 2008213. The reversal of 2008192 is 2918002.

It can be written as a sum of positive squares in 2 ways, for example, as 2005056 + 3136 = 1416^2 + 56^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-4 number, since 4×20081924 (a number of 26 digits) contains 4444 as substring.

It is a nialpdrome in base 8.

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, 3442 + ... + 3982.

22008192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2008192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2073150).

2008192 is an abundant number, since it is smaller than the sum of its proper divisors (2138108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2008192 is an equidigital number, since it uses as much as digits as its factorization.

2008192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 572 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 2008192 is about 1417.1069119865. The cubic root of 2008192 is about 126.1638918769.

It can be divided in two parts, 200 and 8192, that multiplied together give a square (1638400 = 12802).

The spelling of 2008192 in words is "two million, eight thousand, one hundred ninety-two".

Divisors: 1 2 4 8 16 29 32 58 64 116 128 232 464 541 928 1082 1856 2164 3712 4328 8656 15689 17312 31378 34624 62756 69248 125512 251024 502048 1004096 2008192