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230663371 = 1932934079
BaseRepresentation
bin11011011111110…
…10010011001011
3121002000220122211
431233322103023
5433022211441
634515525551
75500414651
oct1557722313
9532026584
10230663371
11109226894
12652b98b7
1338a32203
14228c4dd1
15153b4a81
hexdbfa4cb

230663371 has 8 divisors (see below), whose sum is σ = 232706880. Its totient is φ = 228628992.

The previous prime is 230663351. The next prime is 230663383. The reversal of 230663371 is 173366032.

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

It is a cyclic number.

It is not a de Polignac number, because 230663371 - 219 = 230139083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230663311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54510 + ... + 58588.

It is an arithmetic number, because the mean of its divisors is an integer number (29088360).

Almost surely, 2230663371 is an apocalyptic number.

230663371 is a deficient number, since it is larger than the sum of its proper divisors (2043509).

230663371 is a wasteful number, since it uses less digits than its factorization.

230663371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4565.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 230663371 is about 15187.6058350222. The cubic root of 230663371 is about 613.2810491886.

The spelling of 230663371 in words is "two hundred thirty million, six hundred sixty-three thousand, three hundred seventy-one".

Divisors: 1 193 293 4079 56549 787247 1195147 230663371