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55235055 = 353682337
BaseRepresentation
bin1101001010110…
…1000111101111
310211221020020210
43102231013233
5103120010210
65251513503
71240330101
oct322550757
9124836223
1055235055
11291a6a07
12165b8893
13b59c185
14749b571
154cb0e20
hex34ad1ef

55235055 has 8 divisors (see below), whose sum is σ = 88376112. Its totient is φ = 29458688.

The previous prime is 55235021. The next prime is 55235069. The reversal of 55235055 is 55053255.

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 55235055 - 211 = 55233007 is a prime.

It is a super-2 number, since 2×552350552 = 6101822601706050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1841154 + ... + 1841183.

It is an arithmetic number, because the mean of its divisors is an integer number (11047014).

Almost surely, 255235055 is an apocalyptic number.

55235055 is a deficient number, since it is larger than the sum of its proper divisors (33141057).

55235055 is a wasteful number, since it uses less digits than its factorization.

55235055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682345.

The product of its (nonzero) digits is 18750, while the sum is 30.

The square root of 55235055 is about 7432.0289961759. The cubic root of 55235055 is about 380.8362355144.

The spelling of 55235055 in words is "fifty-five million, two hundred thirty-five thousand, fifty-five".

Divisors: 1 3 5 15 3682337 11047011 18411685 55235055