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219005038 = 2771220327
BaseRepresentation
bin11010000110111…
…00000001101110
3120021002121102201
431003130001232
5422031130123
633422012114
75266340440
oct1503340156
9507077381
10219005038
111026937aa
126141703a
13364ac8a5
142112c490
15143605ad
hexd0dc06e

219005038 has 16 divisors (see below), whose sum is σ = 380726784. Its totient is φ = 92536920.

The previous prime is 219005029. The next prime is 219005047. The reversal of 219005038 is 830500912.

219005038 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (219005029) and next prime (219005047).

It is a junction number, because it is equal to n+sod(n) for n = 219004997 and 219005015.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 109170 + ... + 111157.

It is an arithmetic number, because the mean of its divisors is an integer number (23795424).

Almost surely, 2219005038 is an apocalyptic number.

219005038 is a deficient number, since it is larger than the sum of its proper divisors (161721746).

219005038 is a wasteful number, since it uses less digits than its factorization.

219005038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220407.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 219005038 is about 14798.8188042154. The cubic root of 219005038 is about 602.7696380954.

The spelling of 219005038 in words is "two hundred nineteen million, five thousand, thirty-eight".

Divisors: 1 2 7 14 71 142 497 994 220327 440654 1542289 3084578 15643217 31286434 109502519 219005038