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230413413 = 376804471
BaseRepresentation
bin11011011101111…
…01010001100101
3121001120012210010
431232331101211
5432441212123
634510320433
75465324136
oct1556752145
9531505703
10230413413
1110907600a
12651b9119
13389754c9
142285bc8d
1515365993
hexdbbd465

230413413 has 4 divisors (see below), whose sum is σ = 307217888. Its totient is φ = 153608940.

The previous prime is 230413387. The next prime is 230413457. The reversal of 230413413 is 314314032.

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 not a de Polignac number, because 230413413 - 210 = 230412389 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 230413413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230413913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38402233 + ... + 38402238.

It is an arithmetic number, because the mean of its divisors is an integer number (76804472).

Almost surely, 2230413413 is an apocalyptic number.

It is an amenable number.

230413413 is a deficient number, since it is larger than the sum of its proper divisors (76804475).

230413413 is an equidigital number, since it uses as much as digits as its factorization.

230413413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76804474.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 230413413 is about 15179.3745918598. The cubic root of 230413413 is about 613.0594421058.

Adding to 230413413 its reverse (314314032), we get a palindrome (544727445).

The spelling of 230413413 in words is "two hundred thirty million, four hundred thirteen thousand, four hundred thirteen".

Divisors: 1 3 76804471 230413413