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238861214 = 2139859213
BaseRepresentation
bin11100011110010…
…11101110011110
3121122110101222122
432033023232132
5442122024324
635411342542
75630200244
oct1617135636
9548411878
10238861214
11112915a69
1267bb1a52
133a6426c7
1423a1a794
1515e83a5e
hexe3cbb9e

238861214 has 8 divisors (see below), whose sum is σ = 360869880. Its totient is φ = 118571256.

The previous prime is 238861199. The next prime is 238861229. The reversal of 238861214 is 412168832.

It is an interprime number because it is at equal distance from previous prime (238861199) and next prime (238861229).

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

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, 429329 + ... + 429884.

It is an arithmetic number, because the mean of its divisors is an integer number (45108735).

Almost surely, 2238861214 is an apocalyptic number.

238861214 is a deficient number, since it is larger than the sum of its proper divisors (122008666).

238861214 is a wasteful number, since it uses less digits than its factorization.

238861214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859354.

The product of its digits is 18432, while the sum is 35.

The square root of 238861214 is about 15455.1355218905. The cubic root of 238861214 is about 620.4620333318.

The spelling of 238861214 in words is "two hundred thirty-eight million, eight hundred sixty-one thousand, two hundred fourteen".

Divisors: 1 2 139 278 859213 1718426 119430607 238861214