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5055000055 = 57268353831
BaseRepresentation
bin1001011010100110…
…10010110111110111
3111001021212121110021
410231103102313313
540323040000210
62153334110011
7236160535330
oct45523226767
914037777407
105055000055
1121644633a6
12b90aab307
13627377ac1
1435d4db287
151e8bbcbda
hex12d4d2df7

5055000055 has 16 divisors (see below), whose sum is σ = 6935284224. Its totient is φ = 3464929440.

The previous prime is 5055000047. The next prime is 5055000059. The reversal of 5055000055 is 5500005505.

It is not a de Polignac number, because 5055000055 - 23 = 5055000047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5054999993 and 5055000029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5055000059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66990 + ... + 120820.

It is an arithmetic number, because the mean of its divisors is an integer number (433455264).

Almost surely, 25055000055 is an apocalyptic number.

5055000055 is a deficient number, since it is larger than the sum of its proper divisors (1880284169).

5055000055 is a wasteful number, since it uses less digits than its factorization.

5055000055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56526.

The product of its (nonzero) digits is 3125, while the sum is 25.

The square root of 5055000055 is about 71098.5235782010. The cubic root of 5055000055 is about 1716.2230144993.

The spelling of 5055000055 in words is "five billion, fifty-five million, fifty-five", and thus it is an aban number and an uban number.

Divisors: 1 5 7 35 2683 13415 18781 53831 93905 269155 376817 1884085 144428573 722142865 1011000011 5055000055