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34388055 = 32513292027
BaseRepresentation
bin1000001100101…
…1100001010111
32101201002112200
42003023201113
532300404210
63225015543
7565202502
oct203134127
971632480
1034388055
1118458289
12b6245b3
137180380
1447d2139
1530440c0
hex20cb857

34388055 has 48 divisors (see below), whose sum is σ = 66437280. Its totient is φ = 16337664.

The previous prime is 34388051. The next prime is 34388063. The reversal of 34388055 is 55088343.

It is not a de Polignac number, because 34388055 - 22 = 34388051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34388051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15952 + ... + 17978.

It is an arithmetic number, because the mean of its divisors is an integer number (1384110).

Almost surely, 234388055 is an apocalyptic number.

34388055 is a deficient number, since it is larger than the sum of its proper divisors (32049225).

34388055 is a wasteful number, since it uses less digits than its factorization.

34388055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080 (or 2077 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 34388055 is about 5864.1329282341. The cubic root of 34388055 is about 325.1890182518.

The spelling of 34388055 in words is "thirty-four million, three hundred eighty-eight thousand, fifty-five".

Divisors: 1 3 5 9 13 15 29 39 45 65 87 117 145 195 261 377 435 585 1131 1305 1885 2027 3393 5655 6081 10135 16965 18243 26351 30405 58783 79053 91215 131755 176349 237159 293915 395265 529047 764179 881745 1185795 2292537 2645235 3820895 6877611 11462685 34388055