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128152 = 2383193
BaseRepresentation
bin11111010010011000
320111210101
4133102120
513100102
62425144
71042423
oct372230
9214711
10128152
1188312
12621b4
134643b
14349ba
1527e87
hex1f498

128152 has 16 divisors (see below), whose sum is σ = 244440. Its totient is φ = 62976.

The previous prime is 128147. The next prime is 128153. The reversal of 128152 is 251821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (128153) by changing a digit.

128152 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, 568 + ... + 760.

2128152 is an apocalyptic number.

It is an amenable number.

128152 is a deficient number, since it is larger than the sum of its proper divisors (116288).

128152 is a wasteful number, since it uses less digits than its factorization.

128152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 278 counting only the distinct ones).

The product of its digits is 160, while the sum is 19.

The square root of 128152 is about 357.9832398311. The cubic root of 128152 is about 50.4167828546.

Adding to 128152 its reverse (251821), we get a palindrome (379973).

The spelling of 128152 in words is "one hundred twenty-eight thousand, one hundred fifty-two".

Divisors: 1 2 4 8 83 166 193 332 386 664 772 1544 16019 32038 64076 128152