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54757277101 = 291888181969
BaseRepresentation
bin110010111111110010…
…011011110110101101
312020100010110212222001
4302333302123312231
51344120330331401
641053302252301
73645636114202
oct627762336655
9166303425861
1054757277101
112124a06781a
12a742127091
1352185362a7
14291648bca9
151657353601
hexcbfc9bdad

54757277101 has 4 divisors (see below), whose sum is σ = 56645459100. Its totient is φ = 52869095104.

The previous prime is 54757277093. The next prime is 54757277143. The reversal of 54757277101 is 10177275745.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29816655625 + 24940621476 = 172675^2 + 157926^2 .

It is a cyclic number.

It is not a de Polignac number, because 54757277101 - 23 = 54757277093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54757277191) 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, 944090956 + ... + 944091013.

It is an arithmetic number, because the mean of its divisors is an integer number (14161364775).

Almost surely, 254757277101 is an apocalyptic number.

It is an amenable number.

54757277101 is a deficient number, since it is larger than the sum of its proper divisors (1888181999).

54757277101 is a wasteful number, since it uses less digits than its factorization.

54757277101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888181998.

The product of its (nonzero) digits is 480200, while the sum is 46.

The spelling of 54757277101 in words is "fifty-four billion, seven hundred fifty-seven million, two hundred seventy-seven thousand, one hundred one".

Divisors: 1 29 1888181969 54757277101