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54302120051 = 173458368489
BaseRepresentation
bin110010100100101010…
…001001100001110011
312012011102000111212112
4302210222021201303
51342202320320201
640540202515535
73631441255544
oct624452114163
9165142014775
1054302120051
1121036149573
12a635805bab
1351751521aa
1428b1c4a4cb
15162c3e70bb
hexca4a89873

54302120051 has 8 divisors (see below), whose sum is σ = 54628719840. Its totient is φ = 53975666752.

The previous prime is 54302120017. The next prime is 54302120077. The reversal of 54302120051 is 15002120345.

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 54302120051 - 230 = 53228378227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54302119999 and 54302120026.

It is not an unprimeable number, because it can be changed into a prime (54302120011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758615 + ... + 827103.

It is an arithmetic number, because the mean of its divisors is an integer number (6828589980).

Almost surely, 254302120051 is an apocalyptic number.

54302120051 is a deficient number, since it is larger than the sum of its proper divisors (326599789).

54302120051 is a wasteful number, since it uses less digits than its factorization.

54302120051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73245.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 54302120051 its reverse (15002120345), we get a palindrome (69304240396).

The spelling of 54302120051 in words is "fifty-four billion, three hundred two million, one hundred twenty thousand, fifty-one".

Divisors: 1 173 4583 68489 792859 11848597 313885087 54302120051