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211039268 = 221137129631
BaseRepresentation
bin11001001010000…
…11010000100100
3112201002220110012
430211003100210
5413011224033
632535145352
75141542556
oct1445032044
9481086405
10211039268
11a9142a20
125a815258
1334950c0b
14200574d6
15137da248
hexc943424

211039268 has 24 divisors (see below), whose sum is σ = 413785344. Its totient is φ = 93333600.

The previous prime is 211039267. The next prime is 211039271. The reversal of 211039268 is 862930112.

211039268 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (211039267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63188 + ... + 66443.

It is an arithmetic number, because the mean of its divisors is an integer number (17241056).

Almost surely, 2211039268 is an apocalyptic number.

It is an amenable number.

211039268 is a deficient number, since it is larger than the sum of its proper divisors (202746076).

211039268 is a wasteful number, since it uses less digits than its factorization.

211039268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129683 (or 129681 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 211039268 is about 14527.1906437549. The cubic root of 211039268 is about 595.3711104333.

The spelling of 211039268 in words is "two hundred eleven million, thirty-nine thousand, two hundred sixty-eight".

Divisors: 1 2 4 11 22 37 44 74 148 407 814 1628 129631 259262 518524 1425941 2851882 4796347 5703764 9592694 19185388 52759817 105519634 211039268