Search a number
-
+
20041310055 = 3513102775949
BaseRepresentation
bin10010101010100011…
…100001111101100111
31220201201021000222210
4102222203201331213
5312021033410210
613112402454503
71306433216244
oct225243417547
956651230883
1020041310055
118554884968
123a73964433
131b7510c860
14d8199a5cb
157c46cae20
hex4aa8e1f67

20041310055 has 16 divisors (see below), whose sum is σ = 34532719200. Its totient is φ = 9866491008.

The previous prime is 20041310027. The next prime is 20041310059. The reversal of 20041310055 is 55001314002.

It is not a de Polignac number, because 20041310055 - 29 = 20041309543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20041310059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51387780 + ... + 51388169.

It is an arithmetic number, because the mean of its divisors is an integer number (2158294950).

Almost surely, 220041310055 is an apocalyptic number.

20041310055 is a deficient number, since it is larger than the sum of its proper divisors (14491409145).

20041310055 is a wasteful number, since it uses less digits than its factorization.

20041310055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102775970.

The product of its (nonzero) digits is 600, while the sum is 21.

Adding to 20041310055 its reverse (55001314002), we get a palindrome (75042624057).

The spelling of 20041310055 in words is "twenty billion, forty-one million, three hundred ten thousand, fifty-five".

Divisors: 1 3 5 13 15 39 65 195 102775949 308327847 513879745 1336087337 1541639235 4008262011 6680436685 20041310055