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55206675201 = 318402225067
BaseRepresentation
bin110011011010100100…
…110000001100000001
312021111110002200021010
4303122210300030001
51401030402101301
641210034351133
73663033665556
oct633244601401
9167443080233
1055206675201
112145a802207
12a84872b4a9
13528a682022
14295a030a2d
151681a235d6
hexcda930301

55206675201 has 4 divisors (see below), whose sum is σ = 73608900272. Its totient is φ = 36804450132.

The previous prime is 55206675191. The next prime is 55206675203. The reversal of 55206675201 is 10257660255.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 55206675201 - 215 = 55206642433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55206675201.

It is not an unprimeable number, because it can be changed into a prime (55206675203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9201112531 + ... + 9201112536.

It is an arithmetic number, because the mean of its divisors is an integer number (18402225068).

Almost surely, 255206675201 is an apocalyptic number.

It is an amenable number.

55206675201 is a deficient number, since it is larger than the sum of its proper divisors (18402225071).

55206675201 is a wasteful number, since it uses less digits than its factorization.

55206675201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18402225070.

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 55206675201 in words is "fifty-five billion, two hundred six million, six hundred seventy-five thousand, two hundred one".

Divisors: 1 3 18402225067 55206675201