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238900200 = 233527115171
BaseRepresentation
bin11100011110101…
…01001111101000
3121122112101110120
432033111033220
5442124301300
635412243240
75630422020
oct1617251750
9548471416
10238900200
11112942290
1268010520
133a657386
1423a2aa80
1515e903a0
hexe3d53e8

238900200 has 192 divisors, whose sum is σ = 923512320. Its totient is φ = 49632000.

The previous prime is 238900169. The next prime is 238900213. The reversal of 238900200 is 2009832.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43615 + ... + 48785.

It is an arithmetic number, because the mean of its divisors is an integer number (4809960).

Almost surely, 2238900200 is an apocalyptic number.

238900200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 238900200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (461756160).

238900200 is an abundant number, since it is smaller than the sum of its proper divisors (684612120).

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

238900200 is a wasteful number, since it uses less digits than its factorization.

238900200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5208 (or 5199 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 238900200 is about 15456.3967340386. The cubic root of 238900200 is about 620.4957879635.

The spelling of 238900200 in words is "two hundred thirty-eight million, nine hundred thousand, two hundred".