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56203134 = 2313769937
BaseRepresentation
bin1101011001100…
…1011101111110
310220202102012120
43112121131332
5103342000014
65324343410
71251501351
oct326313576
9126672176
1056203134
11297a8279
12169a4b66
13b84a9c0
147670298
154e02ba9
hex359977e

56203134 has 32 divisors (see below), whose sum is σ = 121339680. Its totient is φ = 17252352.

The previous prime is 56203129. The next prime is 56203163. The reversal of 56203134 is 43130265.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 59514 + ... + 60450.

It is an arithmetic number, because the mean of its divisors is an integer number (3791865).

Almost surely, 256203134 is an apocalyptic number.

56203134 is an abundant number, since it is smaller than the sum of its proper divisors (65136546).

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

56203134 is a wasteful number, since it uses less digits than its factorization.

56203134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 56203134 is about 7496.8749489371. The cubic root of 56203134 is about 383.0482751993.

Adding to 56203134 its reverse (43130265), we get a palindrome (99333399).

The spelling of 56203134 in words is "fifty-six million, two hundred three thousand, one hundred thirty-four".

Divisors: 1 2 3 6 13 26 39 78 769 937 1538 1874 2307 2811 4614 5622 9997 12181 19994 24362 29991 36543 59982 73086 720553 1441106 2161659 4323318 9367189 18734378 28101567 56203134