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54355771327 = 1113229239253
BaseRepresentation
bin110010100111110110…
…110011111110111111
312012022010222021120211
4302213312303332333
51342310034140302
640545400453251
73632662301344
oct624766637677
9165263867524
1054355771327
1121063463570
12a64b77a227
1351832b8500
1428b90147cb
151631e93ad7
hexca7db3fbf

54355771327 has 12 divisors (see below), whose sum is σ = 64209401784. Its totient is φ = 45613233120.

The previous prime is 54355771319. The next prime is 54355771339. The reversal of 54355771327 is 72317755345.

It is not a de Polignac number, because 54355771327 - 23 = 54355771319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54355771357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14617768 + ... + 14621485.

It is an arithmetic number, because the mean of its divisors is an integer number (5350783482).

Almost surely, 254355771327 is an apocalyptic number.

54355771327 is a deficient number, since it is larger than the sum of its proper divisors (9853630457).

54355771327 is a wasteful number, since it uses less digits than its factorization.

54355771327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29239290 (or 29239277 counting only the distinct ones).

The product of its digits is 3087000, while the sum is 49.

The spelling of 54355771327 in words is "fifty-four billion, three hundred fifty-five million, seven hundred seventy-one thousand, three hundred twenty-seven".

Divisors: 1 11 13 143 169 1859 29239253 321631783 380110289 4181213179 4941433757 54355771327