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219214088 = 2327401761
BaseRepresentation
bin11010001000011…
…11000100001000
3120021111020012022
431010033010020
5422104322323
633430304012
75301201062
oct1504170410
9507436168
10219214088
11102816875
12614b8008
1336553aa2
1421184732
15143a24c8
hexd10f108

219214088 has 8 divisors (see below), whose sum is σ = 411026430. Its totient is φ = 109607040.

The previous prime is 219214069. The next prime is 219214097. The reversal of 219214088 is 880412912.

219214088 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 145974724 + 73239364 = 12082^2 + 8558^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13700873 + ... + 13700888.

Almost surely, 2219214088 is an apocalyptic number.

It is an amenable number.

219214088 is a deficient number, since it is larger than the sum of its proper divisors (191812342).

219214088 is a wasteful number, since it uses less digits than its factorization.

219214088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27401767 (or 27401763 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 219214088 is about 14805.8801832245. The cubic root of 219214088 is about 602.9613672013.

The spelling of 219214088 in words is "two hundred nineteen million, two hundred fourteen thousand, eighty-eight".

Divisors: 1 2 4 8 27401761 54803522 109607044 219214088