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55013055 = 353667537
BaseRepresentation
bin1101000111011…
…0111010111111
310211111221201120
43101312322333
5103040404210
65243042023
71235413626
oct321667277
9124457646
1055013055
1129065139
1216510313
13b522106
1474406bd
154c6a270
hex3476ebf

55013055 has 8 divisors (see below), whose sum is σ = 88020912. Its totient is φ = 29340288.

The previous prime is 55013051. The next prime is 55013059. The reversal of 55013055 is 55031055.

It is an interprime number because it is at equal distance from previous prime (55013051) and next prime (55013059).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55013055 - 22 = 55013051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55013051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1833754 + ... + 1833783.

It is an arithmetic number, because the mean of its divisors is an integer number (11002614).

Almost surely, 255013055 is an apocalyptic number.

55013055 is a deficient number, since it is larger than the sum of its proper divisors (33007857).

55013055 is a wasteful number, since it uses less digits than its factorization.

55013055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3667545.

The product of its (nonzero) digits is 1875, while the sum is 24.

The square root of 55013055 is about 7417.0786027923. The cubic root of 55013055 is about 380.3253331166.

The spelling of 55013055 in words is "fifty-five million, thirteen thousand, fifty-five".

Divisors: 1 3 5 15 3667537 11002611 18337685 55013055