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230239370 = 2547489871
BaseRepresentation
bin11011011100100…
…10110010001010
3121001020101001002
431232102302022
5432420124440
634502455002
75464000544
oct1556226212
9531211032
10230239370
11108a67279
1265134462
133891421a
1422814694
151532e115
hexdb92c8a

230239370 has 16 divisors (see below), whose sum is σ = 423249408. Its totient is φ = 90136080.

The previous prime is 230239343. The next prime is 230239379. The reversal of 230239370 is 73932032.

230239370 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (230239379) 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, 244466 + ... + 245405.

It is an arithmetic number, because the mean of its divisors is an integer number (26453088).

Almost surely, 2230239370 is an apocalyptic number.

230239370 is a deficient number, since it is larger than the sum of its proper divisors (193010038).

230239370 is a wasteful number, since it uses less digits than its factorization.

230239370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489925.

The product of its (nonzero) digits is 6804, while the sum is 29.

The square root of 230239370 is about 15173.6406310417. The cubic root of 230239370 is about 612.9050448720.

The spelling of 230239370 in words is "two hundred thirty million, two hundred thirty-nine thousand, three hundred seventy".

Divisors: 1 2 5 10 47 94 235 470 489871 979742 2449355 4898710 23023937 46047874 115119685 230239370