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214312052 = 22311728323
BaseRepresentation
bin11001100011000…
…10010001110100
3112221021011212102
430301202101310
5414330441202
633133241232
75211423323
oct1461422164
9487234772
10214312052
11aaa788a9
125b933218
1335528786
142066a0ba
1513c34d02
hexcc62474

214312052 has 12 divisors (see below), whose sum is σ = 387144576. Its totient is φ = 103699320.

The previous prime is 214312027. The next prime is 214312073. The reversal of 214312052 is 250213412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 864038 + ... + 864285.

It is an arithmetic number, because the mean of its divisors is an integer number (32262048).

Almost surely, 2214312052 is an apocalyptic number.

It is an amenable number.

214312052 is a deficient number, since it is larger than the sum of its proper divisors (172832524).

214312052 is a wasteful number, since it uses less digits than its factorization.

214312052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728358 (or 1728356 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 214312052 is about 14639.4006707925. The cubic root of 214312052 is about 598.4329962467.

Adding to 214312052 its reverse (250213412), we get a palindrome (464525464).

The spelling of 214312052 in words is "two hundred fourteen million, three hundred twelve thousand, fifty-two".

Divisors: 1 2 4 31 62 124 1728323 3456646 6913292 53578013 107156026 214312052