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234245465 = 5172755829
BaseRepresentation
bin11011111011001…
…00110101011001
3121022202220100222
431331210311121
5434431323330
635124405425
75543024246
oct1575446531
9538686328
10234245465
111102530a3
1266546875
13396b77ac
14231785cd
15158710e5
hexdf64d59

234245465 has 8 divisors (see below), whose sum is σ = 297629640. Its totient is φ = 176372992.

The previous prime is 234245461. The next prime is 234245489. The reversal of 234245465 is 564542432.

It can be written as a sum of positive squares in 4 ways, for example, as 2383936 + 231861529 = 1544^2 + 15227^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 234245465 - 22 = 234245461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (234245461) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1377830 + ... + 1377999.

It is an arithmetic number, because the mean of its divisors is an integer number (37203705).

Almost surely, 2234245465 is an apocalyptic number.

It is an amenable number.

234245465 is a deficient number, since it is larger than the sum of its proper divisors (63384175).

234245465 is a wasteful number, since it uses less digits than its factorization.

234245465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755851.

The product of its digits is 115200, while the sum is 35.

The square root of 234245465 is about 15305.0797123047. The cubic root of 234245465 is about 616.4394115950.

Adding to 234245465 its reverse (564542432), we get a palindrome (798787897).

The spelling of 234245465 in words is "two hundred thirty-four million, two hundred forty-five thousand, four hundred sixty-five".

Divisors: 1 5 17 85 2755829 13779145 46849093 234245465