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55095895 = 517897283
BaseRepresentation
bin1101001000101…
…1001001010111
310211200011100201
43102023021113
5103101032040
65244521331
71236210301
oct322131127
9124604321
1055095895
11291113a8
1216550247
13b550a2a
147462971
154c84a9a
hex348b257

55095895 has 16 divisors (see below), whose sum is σ = 70800480. Its totient is φ = 41012224.

The previous prime is 55095893. The next prime is 55095899. The reversal of 55095895 is 59859055.

It is a happy number.

55095895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55095895 - 21 = 55095893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55095893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3924 + ... + 11206.

It is an arithmetic number, because the mean of its divisors is an integer number (4425030).

Almost surely, 255095895 is an apocalyptic number.

55095895 is a deficient number, since it is larger than the sum of its proper divisors (15704585).

55095895 is a wasteful number, since it uses less digits than its factorization.

55095895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7394.

The product of its (nonzero) digits is 405000, while the sum is 46.

The square root of 55095895 is about 7422.6609110211. The cubic root of 55095895 is about 380.5161384298.

The spelling of 55095895 in words is "fifty-five million, ninety-five thousand, eight hundred ninety-five".

Divisors: 1 5 17 85 89 445 1513 7283 7565 36415 123811 619055 648187 3240935 11019179 55095895