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404140341 = 31112246677
BaseRepresentation
bin11000000101101…
…011000100110101
31001011110110022210
4120011223010311
51311424442331
6104034044033
713005064503
oct3005530465
91034413283
10404140341
11198143690
12b3419619
1365960cc7
143b961673
1525730446
hex1816b135

404140341 has 8 divisors (see below), whose sum is σ = 587840544. Its totient is φ = 244933520.

The previous prime is 404140277. The next prime is 404140349. The reversal of 404140341 is 143041404.

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

It is a cyclic number.

It is not a de Polignac number, because 404140341 - 26 = 404140277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404140349) 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 7 ways as a sum of consecutive naturals, for example, 6123306 + ... + 6123371.

It is an arithmetic number, because the mean of its divisors is an integer number (73480068).

Almost surely, 2404140341 is an apocalyptic number.

It is an amenable number.

404140341 is a deficient number, since it is larger than the sum of its proper divisors (183700203).

404140341 is a wasteful number, since it uses less digits than its factorization.

404140341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12246691.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 404140341 is about 20103.2420519676. The cubic root of 404140341 is about 739.3397696498.

Adding to 404140341 its reverse (143041404), we get a palindrome (547181745).

The spelling of 404140341 in words is "four hundred four million, one hundred forty thousand, three hundred forty-one".

Divisors: 1 3 11 33 12246677 36740031 134713447 404140341