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210152 = 23109241
BaseRepresentation
bin110011010011101000
3101200021102
4303103220
523211102
64300532
71533455
oct632350
9350242
10210152
11133988
12a1748
1374867
145682c
1542402
hex334e8

210152 has 16 divisors (see below), whose sum is σ = 399300. Its totient is φ = 103680.

The previous prime is 210143. The next prime is 210157. The reversal of 210152 is 251012.

210152 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 2 ways, for example, as 198916 + 11236 = 446^2 + 106^2 .

It is not an unprimeable number, because it can be changed into a prime (210157) by changing a digit.

210152 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 752 + ... + 992.

2210152 is an apocalyptic number.

It is an amenable number.

210152 is a deficient number, since it is larger than the sum of its proper divisors (189148).

210152 is a wasteful number, since it uses less digits than its factorization.

210152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 210152 is about 458.4233850929. The cubic root of 210152 is about 59.4535569601.

Adding to 210152 its reverse (251012), we get a palindrome (461164).

The spelling of 210152 in words is "two hundred ten thousand, one hundred fifty-two".

Divisors: 1 2 4 8 109 218 241 436 482 872 964 1928 26269 52538 105076 210152