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52117055 = 526573923
BaseRepresentation
bin1100011011001…
…1111000111111
310122001211011022
43012303320333
5101320221210
65101014355
71201662524
oct306637077
9118054138
1052117055
1127467351
12155543bb
13aa49bc3
146cc914b
154897155
hex31b3e3f

52117055 has 8 divisors (see below), whose sum is σ = 62579952. Its totient is φ = 41667328.

The previous prime is 52117049. The next prime is 52117061. The reversal of 52117055 is 55071125.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52117049) and next prime (52117061).

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 52117055 - 224 = 35339839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11324 + ... + 15246.

It is an arithmetic number, because the mean of its divisors is an integer number (7822494).

Almost surely, 252117055 is an apocalyptic number.

52117055 is a deficient number, since it is larger than the sum of its proper divisors (10462897).

52117055 is a wasteful number, since it uses less digits than its factorization.

52117055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6585.

The product of its (nonzero) digits is 1750, while the sum is 26.

The square root of 52117055 is about 7219.2142924282. The cubic root of 52117055 is about 373.5309757247.

It can be divided in two parts, 521 and 17055, that added together give a cube (17576 = 263).

The spelling of 52117055 in words is "fifty-two million, one hundred seventeen thousand, fifty-five".

Divisors: 1 5 2657 3923 13285 19615 10423411 52117055