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51241183055 = 522394577149
BaseRepresentation
bin101111101110001101…
…100110011101001111
311220021002022210200122
4233232031212131033
51314420220324210
635312340215155
73462542604146
oct575615463517
9156232283618
1051241183055
111a805348277
129b2069a4bb
134aa7c5337a
1426a150075d
1514ed817b55
hexbee36674f

51241183055 has 8 divisors (see below), whose sum is σ = 61516896000. Its totient is φ = 40974628896.

The previous prime is 51241183001. The next prime is 51241183057. The reversal of 51241183055 is 55038114215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-51241183055 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51241183057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2277380 + ... + 2299769.

It is an arithmetic number, because the mean of its divisors is an integer number (7689612000).

Almost surely, 251241183055 is an apocalyptic number.

51241183055 is a deficient number, since it is larger than the sum of its proper divisors (10275712945).

51241183055 is a wasteful number, since it uses less digits than its factorization.

51241183055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4579393.

The product of its (nonzero) digits is 24000, while the sum is 35.

The spelling of 51241183055 in words is "fifty-one billion, two hundred forty-one million, one hundred eighty-three thousand, fifty-five".

Divisors: 1 5 2239 11195 4577149 22885745 10248236611 51241183055