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230046455 = 5283162577
BaseRepresentation
bin11011011011000…
…11101011110111
3121000212120102002
431231203223313
5432342441310
634454405515
75462235242
oct1555435367
9530776362
10230046455
11108945341
126506089b
1338877482
14227a4259
15152e1da5
hexdb63af7

230046455 has 8 divisors (see below), whose sum is σ = 277032912. Its totient is φ = 183385728.

The previous prime is 230046451. The next prime is 230046511. The reversal of 230046455 is 554640032.

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 230046455 - 22 = 230046451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230046451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79874 + ... + 82703.

It is an arithmetic number, because the mean of its divisors is an integer number (34629114).

Almost surely, 2230046455 is an apocalyptic number.

230046455 is a deficient number, since it is larger than the sum of its proper divisors (46986457).

230046455 is a wasteful number, since it uses less digits than its factorization.

230046455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162865.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 230046455 is about 15167.2823867692. The cubic root of 230046455 is about 612.7338149390.

Adding to 230046455 its reverse (554640032), we get a palindrome (784686487).

The spelling of 230046455 in words is "two hundred thirty million, forty-six thousand, four hundred fifty-five".

Divisors: 1 5 283 1415 162577 812885 46009291 230046455