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343442125 = 5313211349
BaseRepresentation
bin10100011110001…
…000001011001101
3212221020200000201
4110132020023031
51200410122000
654025053501
711340131665
oct2436101315
9787220021
10343442125
11166956174
1297027291
13561cb2c0
14338811a5
152024096a
hex147882cd

343442125 has 16 divisors (see below), whose sum is σ = 461588400. Its totient is φ = 253617600.

The previous prime is 343442107. The next prime is 343442129. The reversal of 343442125 is 521244343.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 83942244 + 259499881 = 9162^2 + 16109^2 .

It is not a de Polignac number, because 343442125 - 25 = 343442093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343442093 and 343442102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343442129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104050 + ... + 107299.

It is an arithmetic number, because the mean of its divisors is an integer number (28849275).

Almost surely, 2343442125 is an apocalyptic number.

It is an amenable number.

343442125 is a deficient number, since it is larger than the sum of its proper divisors (118146275).

343442125 is a wasteful number, since it uses less digits than its factorization.

343442125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211377 (or 211367 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 343442125 is about 18532.1915865340. The cubic root of 343442125 is about 700.3006361703.

Adding to 343442125 its reverse (521244343), we get a palindrome (864686468).

The spelling of 343442125 in words is "three hundred forty-three million, four hundred forty-two thousand, one hundred twenty-five".

Divisors: 1 5 13 25 65 125 325 1625 211349 1056745 2747537 5283725 13737685 26418625 68688425 343442125