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54552553 = 1119261017
BaseRepresentation
bin1101000000011…
…0011111101001
310210122120000221
43100012133221
5102431140203
65225130041
71231455226
oct320063751
9123576027
1054552553
1128880160
1216329921
13b3c0623
14736094d
154bc8abd
hex34067e9

54552553 has 8 divisors (see below), whose sum is σ = 62644320. Its totient is φ = 46982880.

The previous prime is 54552551. The next prime is 54552569. The reversal of 54552553 is 35525545.

54552553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 54552553 - 21 = 54552551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54552551) 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, 130300 + ... + 130717.

It is an arithmetic number, because the mean of its divisors is an integer number (7830540).

Almost surely, 254552553 is an apocalyptic number.

It is an amenable number.

54552553 is a deficient number, since it is larger than the sum of its proper divisors (8091767).

54552553 is a wasteful number, since it uses less digits than its factorization.

54552553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261047.

The product of its digits is 75000, while the sum is 34.

The square root of 54552553 is about 7385.9700107704. The cubic root of 54552553 is about 379.2611520813.

It can be divided in two parts, 5455 and 2553, that added together give a palindrome (8008).

The spelling of 54552553 in words is "fifty-four million, five hundred fifty-two thousand, five hundred fifty-three".

Divisors: 1 11 19 209 261017 2871187 4959323 54552553