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5550055523 = 13939928457
BaseRepresentation
bin1010010101100111…
…10010000001100011
3112022210102000212222
411022303302001203
542331303234043
62314420541255
7254351456615
oct51263620143
915283360788
105550055523
112398952951
1210aa85182b
136a5abb42c
143a9166db5
152273aad68
hex14acf2063

5550055523 has 4 divisors (see below), whose sum is σ = 5589984120. Its totient is φ = 5510126928.

The previous prime is 5550055513. The next prime is 5550055541. The reversal of 5550055523 is 3255500555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3255500555 = 5651100111.

It is a cyclic number.

It is not a de Polignac number, because 5550055523 - 28 = 5550055267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5550055513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19964090 + ... + 19964367.

It is an arithmetic number, because the mean of its divisors is an integer number (1397496030).

Almost surely, 25550055523 is an apocalyptic number.

5550055523 is a deficient number, since it is larger than the sum of its proper divisors (39928597).

5550055523 is a wasteful number, since it uses less digits than its factorization.

5550055523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39928596.

The product of its (nonzero) digits is 93750, while the sum is 35.

The square root of 5550055523 is about 74498.6947738012. The cubic root of 5550055523 is about 1770.5129566508.

The spelling of 5550055523 in words is "five billion, five hundred fifty million, fifty-five thousand, five hundred twenty-three".

Divisors: 1 139 39928457 5550055523