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234052152 = 2339752173
BaseRepresentation
bin11011111001101…
…01101000111000
3121022102002012020
431330311220320
5434404132102
635120314440
75541260535
oct1574655070
9538362166
10234052152
11110130934
1266472a20
133964a7c9
1423127d8c
1515833bbc
hexdf35a38

234052152 has 16 divisors (see below), whose sum is σ = 585130440. Its totient is φ = 78017376.

The previous prime is 234052123. The next prime is 234052157. The reversal of 234052152 is 251250432.

It is a super-2 number, since 2×2340521522 = 109560819711662208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 9752173 = 234052152 / (2 + 3 + 4 + 0 + 5 + 2 + 1 + 5 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234052157) 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, 4876063 + ... + 4876110.

Almost surely, 2234052152 is an apocalyptic number.

It is an amenable number.

234052152 is an abundant number, since it is smaller than the sum of its proper divisors (351078288).

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

234052152 is a wasteful number, since it uses less digits than its factorization.

234052152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9752182 (or 9752178 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 234052152 is about 15298.7630872564. The cubic root of 234052152 is about 616.2697910251.

The spelling of 234052152 in words is "two hundred thirty-four million, fifty-two thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 9752173 19504346 29256519 39008692 58513038 78017384 117026076 234052152