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12053442 = 2317118171
BaseRepresentation
bin101101111110…
…101111000010
3211200101012210
4231332233002
511041202232
61110202550
7204311142
oct55765702
924611183
1012053442
116892a25
124053456
13266041b
14185a922
1510d15cc
hexb7ebc2

12053442 has 16 divisors (see below), whose sum is σ = 25525152. Its totient is φ = 3781440.

The previous prime is 12053423. The next prime is 12053471. The reversal of 12053442 is 24435021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58984 + ... + 59187.

It is an arithmetic number, because the mean of its divisors is an integer number (1595322).

Almost surely, 212053442 is an apocalyptic number.

12053442 is an abundant number, since it is smaller than the sum of its proper divisors (13471710).

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

12053442 is a wasteful number, since it uses less digits than its factorization.

12053442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118193.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 12053442 is about 3471.8067342524. The cubic root of 12053442 is about 229.2822108833.

Adding to 12053442 its reverse (24435021), we get a palindrome (36488463).

The spelling of 12053442 in words is "twelve million, fifty-three thousand, four hundred forty-two".

Divisors: 1 2 3 6 17 34 51 102 118171 236342 354513 709026 2008907 4017814 6026721 12053442