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239234044 = 2278544073
BaseRepresentation
bin11100100001001…
…10101111111100
3121200011100102011
432100212233330
5442220442134
635423341004
75633312230
oct1620465774
9550140364
10239234044
11113050095
1268151764
133a74330a
1423ab65c0
1516009264
hexe426bfc

239234044 has 12 divisors (see below), whose sum is σ = 478468144. Its totient is φ = 102528864.

The previous prime is 239234033. The next prime is 239234053. The reversal of 239234044 is 440432932.

239234044 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 239233997 and 239234015.

It is a congruent number.

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, 4272009 + ... + 4272064.

Almost surely, 2239234044 is an apocalyptic number.

It is an amenable number.

239234044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

239234044 is a wasteful number, since it uses less digits than its factorization.

239234044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8544084 (or 8544082 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 239234044 is about 15467.1925054290. The cubic root of 239234044 is about 620.7846845814.

Adding to 239234044 its reverse (440432932), we get a palindrome (679666976).

The spelling of 239234044 in words is "two hundred thirty-nine million, two hundred thirty-four thousand, forty-four".

Divisors: 1 2 4 7 14 28 8544073 17088146 34176292 59808511 119617022 239234044