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214672525 = 5253162017
BaseRepresentation
bin11001100101110…
…10010010001101
3112221221111100021
430302322102031
5414424010100
633145102141
75214454264
oct1462722215
9487844307
10214672525
111001a4711
125ba87951
1335623882
14207215db
1513ca6a1a
hexccba48d

214672525 has 12 divisors (see below), whose sum is σ = 271218132. Its totient is φ = 168496640.

The previous prime is 214672517. The next prime is 214672553. The reversal of 214672525 is 525276412.

214672525 is digitally balanced in base 2, 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 6 ways, for example, as 6937956 + 207734569 = 2634^2 + 14413^2 .

It is not a de Polignac number, because 214672525 - 23 = 214672517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79684 + ... + 82333.

It is an arithmetic number, because the mean of its divisors is an integer number (22601511).

Almost surely, 2214672525 is an apocalyptic number.

214672525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

214672525 is a deficient number, since it is larger than the sum of its proper divisors (56545607).

214672525 is a wasteful number, since it uses less digits than its factorization.

214672525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162080 (or 162075 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The square root of 214672525 is about 14651.7072384074. The cubic root of 214672525 is about 598.7683298593.

The spelling of 214672525 in words is "two hundred fourteen million, six hundred seventy-two thousand, five hundred twenty-five".

Divisors: 1 5 25 53 265 1325 162017 810085 4050425 8586901 42934505 214672525