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230700449 = 732957207
BaseRepresentation
bin11011100000000…
…11010110100001
3121002002210112002
431300003112201
5433024403244
634520413345
75500631030
oct1560032641
9532083462
10230700449
11109251731
1265317255
1338a46055
14228d4717
15153c0a4e
hexdc035a1

230700449 has 4 divisors (see below), whose sum is σ = 263657664. Its totient is φ = 197743236.

The previous prime is 230700397. The next prime is 230700473. The reversal of 230700449 is 944007032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230700449 - 216 = 230634913 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (230700499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16478597 + ... + 16478610.

It is an arithmetic number, because the mean of its divisors is an integer number (65914416).

Almost surely, 2230700449 is an apocalyptic number.

It is an amenable number.

230700449 is a deficient number, since it is larger than the sum of its proper divisors (32957215).

230700449 is an equidigital number, since it uses as much as digits as its factorization.

230700449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32957214.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 230700449 is about 15188.8264523629. The cubic root of 230700449 is about 613.3139080634.

The spelling of 230700449 in words is "two hundred thirty million, seven hundred thousand, four hundred forty-nine".

Divisors: 1 7 32957207 230700449