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206453164 = 22195574877
BaseRepresentation
bin11000100111000…
…11100110101100
3112101110220111111
430103203212230
5410323000124
632253001404
75054552161
oct1423434654
9471426444
10206453164
11a65a0355
1259183264
1333a06648
141d5c2068
15131d1494
hexc4e39ac

206453164 has 24 divisors (see below), whose sum is σ = 381069360. Its totient is φ = 97598016.

The previous prime is 206453153. The next prime is 206453167. The reversal of 206453164 is 461354602.

206453164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2064531642 = 85245817851221792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (206453167) 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, 39894 + ... + 44770.

It is an arithmetic number, because the mean of its divisors is an integer number (15877890).

Almost surely, 2206453164 is an apocalyptic number.

It is an amenable number.

206453164 is a deficient number, since it is larger than the sum of its proper divisors (174616196).

206453164 is a wasteful number, since it uses less digits than its factorization.

206453164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5457 (or 5455 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 206453164 is about 14368.4781379240. The cubic root of 206453164 is about 591.0268090980.

The spelling of 206453164 in words is "two hundred six million, four hundred fifty-three thousand, one hundred sixty-four".

Divisors: 1 2 4 19 38 76 557 1114 2228 4877 9754 10583 19508 21166 42332 92663 185326 370652 2716489 5432978 10865956 51613291 103226582 206453164