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20235050 = 2521136791
BaseRepresentation
bin100110100110…
…0001100101010
31102002001021022
41031030030222
520140010200
62001412442
7333665213
oct115141452
942061238
1020235050
1110470990
12693a122
134266404
14298a40a
151b9a885
hex134c32a

20235050 has 24 divisors (see below), whose sum is σ = 41059872. Its totient is φ = 7358000.

The previous prime is 20235043. The next prime is 20235077. The reversal of 20235050 is 5053202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17846 + ... + 18945.

It is an arithmetic number, because the mean of its divisors is an integer number (1710828).

Almost surely, 220235050 is an apocalyptic number.

20235050 is an abundant number, since it is smaller than the sum of its proper divisors (20824822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20235050 is a wasteful number, since it uses less digits than its factorization.

20235050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36814 (or 36809 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 20235050 is about 4498.3385821879. The cubic root of 20235050 is about 272.5009959844.

Adding to 20235050 its reverse (5053202), we get a palindrome (25288252).

The spelling of 20235050 in words is "twenty million, two hundred thirty-five thousand, fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 36791 73582 183955 367910 404701 809402 919775 1839550 2023505 4047010 10117525 20235050