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223336132 = 22398913997
BaseRepresentation
bin11010100111111…
…01011011000100
3120120020122120121
431103331123010
5424133224012
634054511324
75351216515
oct1523753304
9516218517
10223336132
11105081818
1262965544
1337368076
1421938a0c
1514918a07
hexd4fd6c4

223336132 has 12 divisors (see below), whose sum is σ = 390964140. Its totient is φ = 111632096.

The previous prime is 223336093. The next prime is 223336133. The reversal of 223336132 is 231633322.

It can be written as a sum of positive squares in 2 ways, for example, as 106998336 + 116337796 = 10344^2 + 10786^2 .

It is a junction number, because it is equal to n+sod(n) for n = 223336097 and 223336106.

It is not an unprimeable number, because it can be changed into a prime (223336133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8958 + ... + 22954.

It is an arithmetic number, because the mean of its divisors is an integer number (32580345).

Almost surely, 2223336132 is an apocalyptic number.

It is an amenable number.

223336132 is a deficient number, since it is larger than the sum of its proper divisors (167628008).

223336132 is a wasteful number, since it uses less digits than its factorization.

223336132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17990 (or 17988 counting only the distinct ones).

The product of its digits is 3888, while the sum is 25.

The square root of 223336132 is about 14944.4348170147. The cubic root of 223336132 is about 606.7172321630.

Adding to 223336132 its reverse (231633322), we get a palindrome (454969454).

The spelling of 223336132 in words is "two hundred twenty-three million, three hundred thirty-six thousand, one hundred thirty-two".

Divisors: 1 2 4 3989 7978 13997 15956 27994 55988 55834033 111668066 223336132