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20341295 = 513312943
BaseRepresentation
bin100110110011…
…0001000101111
31102021110000022
41031212020233
520201410140
62003552355
7334620032
oct115461057
942243008
1020341295
1110533797
12698b6bb
1342a2890
1429b7019
151bbc0b5
hex136622f

20341295 has 8 divisors (see below), whose sum is σ = 26287296. Its totient is φ = 15021216.

The previous prime is 20341283. The next prime is 20341297. The reversal of 20341295 is 59214302.

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 20341295 - 212 = 20337199 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 (20341297) 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, 156407 + ... + 156536.

It is an arithmetic number, because the mean of its divisors is an integer number (3285912).

Almost surely, 220341295 is an apocalyptic number.

20341295 is a deficient number, since it is larger than the sum of its proper divisors (5946001).

20341295 is a wasteful number, since it uses less digits than its factorization.

20341295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312961.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 20341295 is about 4510.1324814245. The cubic root of 20341295 is about 272.9770897688.

Adding to 20341295 its reverse (59214302), we get a palindrome (79555597).

The spelling of 20341295 in words is "twenty million, three hundred forty-one thousand, two hundred ninety-five".

Divisors: 1 5 13 65 312943 1564715 4068259 20341295