Search a number
-
+
128010152 = 2316001269
BaseRepresentation
bin1111010000101…
…00011110101000
322220212120220202
413220110132220
5230232311102
620411411332
73113032304
oct750243650
9286776822
10128010152
1166292a16
1236a53b48
132069cb6a
1413002d04
15b388e02
hex7a147a8

128010152 has 8 divisors (see below), whose sum is σ = 240019050. Its totient is φ = 64005072.

The previous prime is 128010149. The next prime is 128010161. The reversal of 128010152 is 251010821.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 84897796 + 43112356 = 9214^2 + 6566^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8000627 + ... + 8000642.

Almost surely, 2128010152 is an apocalyptic number.

It is an amenable number.

128010152 is a deficient number, since it is larger than the sum of its proper divisors (112008898).

128010152 is a wasteful number, since it uses less digits than its factorization.

128010152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16001275 (or 16001271 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 128010152 is about 11314.1571493417. The cubic root of 128010152 is about 503.9817432708.

Adding to 128010152 its reverse (251010821), we get a palindrome (379020973).

The spelling of 128010152 in words is "one hundred twenty-eight million, ten thousand, one hundred fifty-two".

Divisors: 1 2 4 8 16001269 32002538 64005076 128010152