Search a number
-
+
230014047 = 3547140167
BaseRepresentation
bin11011011010110…
…11110001011111
3121000210220221210
431231123301133
5432340422142
634453555503
75462041614
oct1555336137
9530726853
10230014047
11108922a5a
1265045b93
13388657b3
142279650b
15152d749c
hexdb5bc5f

230014047 has 8 divisors (see below), whose sum is σ = 307248256. Its totient is φ = 153061272.

The previous prime is 230014033. The next prime is 230014061. The reversal of 230014047 is 740410032.

It is an interprime number because it is at equal distance from previous prime (230014033) and next prime (230014061).

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

It is not a de Polignac number, because 230014047 - 212 = 230009951 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 (230014087) 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, 68443 + ... + 71724.

It is an arithmetic number, because the mean of its divisors is an integer number (38406032).

Almost surely, 2230014047 is an apocalyptic number.

230014047 is a deficient number, since it is larger than the sum of its proper divisors (77234209).

230014047 is a wasteful number, since it uses less digits than its factorization.

230014047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140717.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 230014047 is about 15166.2139969077. The cubic root of 230014047 is about 612.7050404465.

Adding to 230014047 its reverse (740410032), we get a palindrome (970424079).

The spelling of 230014047 in words is "two hundred thirty million, fourteen thousand, forty-seven".

Divisors: 1 3 547 1641 140167 420501 76671349 230014047