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214441044 = 22317870087
BaseRepresentation
bin11001100100000…
…01110001010100
3112221111201210220
430302001301110
5414344103134
633140114340
75212501356
oct1462016124
9487451726
10214441044
11100056804
125b9959b0
13355723bc
14206a10d6
1513c5d149
hexcc81c54

214441044 has 12 divisors (see below), whose sum is σ = 500362464. Its totient is φ = 71480344.

The previous prime is 214441027. The next prime is 214441061. The reversal of 214441044 is 440144412.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (214441027) and next prime (214441061).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2144410442 = 91969922703619872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8935032 + ... + 8935055.

It is an arithmetic number, because the mean of its divisors is an integer number (41696872).

Almost surely, 2214441044 is an apocalyptic number.

It is an amenable number.

214441044 is an abundant number, since it is smaller than the sum of its proper divisors (285921420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

214441044 is a wasteful number, since it uses less digits than its factorization.

214441044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17870094 (or 17870092 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 214441044 is about 14643.8056529032. The cubic root of 214441044 is about 598.5530355170.

Adding to 214441044 its reverse (440144412), we get a palindrome (654585456).

The spelling of 214441044 in words is "two hundred fourteen million, four hundred forty-one thousand, forty-four".

Divisors: 1 2 3 4 6 12 17870087 35740174 53610261 71480348 107220522 214441044