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345632413 = 7291716927
BaseRepresentation
bin10100100110011…
…110111010011101
3220002100221112111
4110212132322131
51201440214123
654144034021
711364553450
oct2446367235
9802327474
10345632413
11168111825
1297902911
13567b7229
1433c91497
152052490d
hex1499ee9d

345632413 has 8 divisors (see below), whose sum is σ = 395167232. Its totient is φ = 296137296.

The previous prime is 345632393. The next prime is 345632447. The reversal of 345632413 is 314236543.

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

It is not a de Polignac number, because 345632413 - 221 = 343535261 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 (345632453) 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 7 ways as a sum of consecutive naturals, for example, 11956 + ... + 28882.

It is an arithmetic number, because the mean of its divisors is an integer number (49395904).

Almost surely, 2345632413 is an apocalyptic number.

It is an amenable number.

345632413 is a deficient number, since it is larger than the sum of its proper divisors (49534819).

345632413 is a wasteful number, since it uses less digits than its factorization.

345632413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19851.

The product of its digits is 25920, while the sum is 31.

The square root of 345632413 is about 18591.1918122535. The cubic root of 345632413 is about 701.7861954174.

Adding to 345632413 its reverse (314236543), we get a palindrome (659868956).

The spelling of 345632413 in words is "three hundred forty-five million, six hundred thirty-two thousand, four hundred thirteen".

Divisors: 1 7 2917 16927 20419 118489 49376059 345632413