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231044214 = 2338507369
BaseRepresentation
bin11011100010101…
…11010001110110
3121002202021002010
431301113101312
5433121403324
634532025050
75503562202
oct1561272166
9532667063
10231044214
11109466a35
1265462186
1338b3666b
1422983b02
151543c829
hexdc57476

231044214 has 8 divisors (see below), whose sum is σ = 462088440. Its totient is φ = 77014736.

The previous prime is 231044159. The next prime is 231044239. The reversal of 231044214 is 412440132.

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

231044214 is an admirable number.

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, 19253679 + ... + 19253690.

It is an arithmetic number, because the mean of its divisors is an integer number (57761055).

Almost surely, 2231044214 is an apocalyptic number.

231044214 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.

231044214 is a wasteful number, since it uses less digits than its factorization.

231044214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38507374.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 231044214 is about 15200.1386177890. The cubic root of 231044214 is about 613.6183883559.

Adding to 231044214 its reverse (412440132), we get a palindrome (643484346).

The spelling of 231044214 in words is "two hundred thirty-one million, forty-four thousand, two hundred fourteen".

Divisors: 1 2 3 6 38507369 77014738 115522107 231044214