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54261341153 = 107357505429
BaseRepresentation
bin110010100010001110…
…100101101111100001
312012001120021201201222
4302202032211233201
51342111400404103
640532144504425
73630434534615
oct624216455741
9165046251658
1054261341153
11210151267a8
12a62401b115
135169874c76
1428aa673345
151628a3e638
hexca23a5be1

54261341153 has 4 divisors (see below), whose sum is σ = 54261953940. Its totient is φ = 54260728368.

The previous prime is 54261341137. The next prime is 54261341161. The reversal of 54261341153 is 35114316245.

54261341153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 35114316245 = 57022863249.

It can be written as a sum of positive squares in 2 ways, for example, as 36332934544 + 17928406609 = 190612^2 + 133897^2 .

It is a cyclic number.

It is not a de Polignac number, because 54261341153 - 24 = 54261341137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54261391153) 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, 145358 + ... + 360071.

It is an arithmetic number, because the mean of its divisors is an integer number (13565488485).

Almost surely, 254261341153 is an apocalyptic number.

It is an amenable number.

54261341153 is a deficient number, since it is larger than the sum of its proper divisors (612787).

54261341153 is a wasteful number, since it uses less digits than its factorization.

54261341153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612786.

The product of its digits is 43200, while the sum is 35.

Adding to 54261341153 its reverse (35114316245), we get a palindrome (89375657398).

The spelling of 54261341153 in words is "fifty-four billion, two hundred sixty-one million, three hundred forty-one thousand, one hundred fifty-three".

Divisors: 1 107357 505429 54261341153