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238495008 = 2532484323
BaseRepresentation
bin11100011011100…
…10010100100000
3121121202210122110
432031302110200
5442023320013
635355435320
75624113503
oct1615622440
9547683573
10238495008
11112695914
1267a55b40
133a544b0b
142396313a
1515e102c3
hexe372520

238495008 has 24 divisors (see below), whose sum is σ = 626049648. Its totient is φ = 79498304.

The previous prime is 238495003. The next prime is 238495013. The reversal of 238495008 is 800594832.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (238495003) and next prime (238495013).

It is a tau number, because it is divible by the number of its divisors (24).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (238495003) 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, 1242066 + ... + 1242257.

It is an arithmetic number, because the mean of its divisors is an integer number (26085402).

Almost surely, 2238495008 is an apocalyptic number.

It is an amenable number.

238495008 is an abundant number, since it is smaller than the sum of its proper divisors (387554640).

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

238495008 is a wasteful number, since it uses less digits than its factorization.

238495008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484336 (or 2484328 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 238495008 is about 15443.2835886673. The cubic root of 238495008 is about 620.1447875520.

The spelling of 238495008 in words is "two hundred thirty-eight million, four hundred ninety-five thousand, eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 2484323 4968646 7452969 9937292 14905938 19874584 29811876 39749168 59623752 79498336 119247504 238495008