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214604253 = 32149160033
BaseRepresentation
bin11001100101010…
…01100111011101
3112221211000200200
430302221213131
5414414314003
633143414113
75214051243
oct1462514735
9487730620
10214604253
11100158396
125ba54339
13355cb786
1420704793
1513c916a3
hexcca99dd

214604253 has 12 divisors (see below), whose sum is σ = 312066300. Its totient is φ = 142108416.

The previous prime is 214604249. The next prime is 214604267. The reversal of 214604253 is 352406412.

214604253 is a `hidden beast` number, since 2 + 1 + 4 + 604 + 2 + 53 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10771524 + 203832729 = 3282^2 + 14277^2 .

It is not a de Polignac number, because 214604253 - 22 = 214604249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214604213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78676 + ... + 81357.

It is an arithmetic number, because the mean of its divisors is an integer number (26005525).

Almost surely, 2214604253 is an apocalyptic number.

It is an amenable number.

214604253 is a deficient number, since it is larger than the sum of its proper divisors (97462047).

214604253 is a wasteful number, since it uses less digits than its factorization.

214604253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160188 (or 160185 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 214604253 is about 14649.3772222576. The cubic root of 214604253 is about 598.7048479803.

The spelling of 214604253 in words is "two hundred fourteen million, six hundred four thousand, two hundred fifty-three".

Divisors: 1 3 9 149 447 1341 160033 480099 1440297 23844917 71534751 214604253