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238956116 = 2278534147
BaseRepresentation
bin11100011111000…
…10111001010100
3121122122020011112
432033202321110
5442133043431
635413354152
75631044030
oct1617427124
9548566145
10238956116
111129802a3
1268038958
133a676969
1423a431c0
1515ea1c2b
hexe3e2e54

238956116 has 12 divisors (see below), whose sum is σ = 477912288. Its totient is φ = 102409752.

The previous prime is 238956073. The next prime is 238956121. The reversal of 238956116 is 611659832.

238956116 is an admirable number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

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, 4267046 + ... + 4267101.

It is an arithmetic number, because the mean of its divisors is an integer number (39826024).

Almost surely, 2238956116 is an apocalyptic number.

It is an amenable number.

238956116 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.

238956116 is a wasteful number, since it uses less digits than its factorization.

238956116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8534158 (or 8534156 counting only the distinct ones).

The product of its digits is 77760, while the sum is 41.

The square root of 238956116 is about 15458.2054585906. The cubic root of 238956116 is about 620.5441944193.

The spelling of 238956116 in words is "two hundred thirty-eight million, nine hundred fifty-six thousand, one hundred sixteen".

Divisors: 1 2 4 7 14 28 8534147 17068294 34136588 59739029 119478058 238956116