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230413055 = 5211218401
BaseRepresentation
bin11011011101111…
…01001011111111
3121001120012021212
431232331023333
5432441204210
634510315035
75465323115
oct1556751377
9531505255
10230413055
11109075814
12651b8a7b
13389752b2
142285bab5
1515365805
hexdbbd2ff

230413055 has 8 divisors (see below), whose sum is σ = 277807344. Its totient is φ = 183456000.

The previous prime is 230413037. The next prime is 230413069. The reversal of 230413055 is 550314032.

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

It is a de Polignac number, because none of the positive numbers 2k-230413055 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230413055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108146 + ... + 110255.

It is an arithmetic number, because the mean of its divisors is an integer number (34725918).

Almost surely, 2230413055 is an apocalyptic number.

230413055 is a deficient number, since it is larger than the sum of its proper divisors (47394289).

230413055 is a wasteful number, since it uses less digits than its factorization.

230413055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218617.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 230413055 is about 15179.3627995381. The cubic root of 230413055 is about 613.0591245962.

Adding to 230413055 its reverse (550314032), we get a palindrome (780727087).

The spelling of 230413055 in words is "two hundred thirty million, four hundred thirteen thousand, fifty-five".

Divisors: 1 5 211 1055 218401 1092005 46082611 230413055