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51022454041 = 13231487114757
BaseRepresentation
bin101111100001001011…
…001101110100011001
311212200211202012220001
4233201023031310121
51313443222012131
635234524133001
73454245463216
oct574113156431
9155624665801
1051022454041
111a702932999
129a7b397161
134a7183c310
142680444b0d
1514d950e261
hexbe12cdd19

51022454041 has 16 divisors (see below), whose sum is σ = 57375327744. Its totient is φ = 45019237824.

The previous prime is 51022454039. The next prime is 51022454047. The reversal of 51022454041 is 14045422015.

It is a cyclic number.

It is not a de Polignac number, because 51022454041 - 21 = 51022454039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51022454047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387235 + ... + 501991.

It is an arithmetic number, because the mean of its divisors is an integer number (3585957984).

Almost surely, 251022454041 is an apocalyptic number.

It is an amenable number.

51022454041 is a deficient number, since it is larger than the sum of its proper divisors (6352873703).

51022454041 is a wasteful number, since it uses less digits than its factorization.

51022454041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116280.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 51022454041 its reverse (14045422015), we get a palindrome (65067876056).

The spelling of 51022454041 in words is "fifty-one billion, twenty-two million, four hundred fifty-four thousand, forty-one".

Divisors: 1 13 23 299 1487 19331 34201 114757 444613 1491841 2639411 34312343 170643659 2218367567 3924804157 51022454041