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234513317 = 1741794259
BaseRepresentation
bin11011111101001…
…10001110100101
3121100021111210102
431332212032211
5440013411232
635134233445
75545221203
oct1576461645
9540244712
10234513317
11110416365
1266655885
133977c69c
1423208073
15158c5662
hexdfa63a5

234513317 has 16 divisors (see below), whose sum is σ = 257644800. Its totient is φ = 212559360.

The previous prime is 234513281. The next prime is 234513319. The reversal of 234513317 is 713315432.

It is a cyclic number.

It is not a de Polignac number, because 234513317 - 210 = 234512293 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 234513317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234513319) 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 15 ways as a sum of consecutive naturals, for example, 52934 + ... + 57192.

It is an arithmetic number, because the mean of its divisors is an integer number (16102800).

Almost surely, 2234513317 is an apocalyptic number.

It is an amenable number.

234513317 is a deficient number, since it is larger than the sum of its proper divisors (23131483).

234513317 is a wasteful number, since it uses less digits than its factorization.

234513317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4396.

The product of its digits is 7560, while the sum is 29.

The square root of 234513317 is about 15313.8276404039. The cubic root of 234513317 is about 616.6742815065.

Adding to 234513317 its reverse (713315432), we get a palindrome (947828749).

The spelling of 234513317 in words is "two hundred thirty-four million, five hundred thirteen thousand, three hundred seventeen".

Divisors: 1 17 41 79 697 1343 3239 4259 55063 72403 174619 336461 2968523 5719837 13794901 234513317