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2009292 = 223167441
BaseRepresentation
bin111101010100011001100
310210002020020
413222203030
51003244132
6111022140
723035665
oct7524314
93702206
102009292
11115267a
1280a950
1355473c
143a436c
1529a52c
hex1ea8cc

2009292 has 12 divisors (see below), whose sum is σ = 4688376. Its totient is φ = 669760.

The previous prime is 2009251. The next prime is 2009299. The reversal of 2009292 is 2929002.

2009292 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2009299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83709 + ... + 83732.

It is an arithmetic number, because the mean of its divisors is an integer number (390698).

22009292 is an apocalyptic number.

It is an amenable number.

2009292 is an abundant number, since it is smaller than the sum of its proper divisors (2679084).

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

2009292 is a wasteful number, since it uses less digits than its factorization.

2009292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167448 (or 167446 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 2009292 is about 1417.4949735361. The cubic root of 2009292 is about 126.1869233648.

The spelling of 2009292 in words is "two million, nine thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 167441 334882 502323 669764 1004646 2009292