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128017153 = 1121057993
BaseRepresentation
bin1111010000101…
…10001100000001
322220212221112001
413220112030001
5230233022103
620411504001
73113061565
oct750261401
9286787461
10128017153
1166298200
1236a58001
13206a30c4
14130056a5
15b38b01d
hex7a16301

128017153 has 6 divisors (see below), whose sum is σ = 140713202. Its totient is φ = 116379120.

The previous prime is 128017133. The next prime is 128017159. The reversal of 128017153 is 351710821.

It can be written as a sum of positive squares in only one way, i.e., 121727089 + 6290064 = 11033^2 + 2508^2 .

It is not a de Polignac number, because 128017153 - 29 = 128016641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (128017159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 528876 + ... + 529117.

Almost surely, 2128017153 is an apocalyptic number.

It is an amenable number.

128017153 is a deficient number, since it is larger than the sum of its proper divisors (12696049).

128017153 is a wasteful number, since it uses less digits than its factorization.

128017153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058015 (or 1058004 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 128017153 is about 11314.4665362535. The cubic root of 128017153 is about 503.9909308543.

Adding to 128017153 its reverse (351710821), we get a palindrome (479727974).

The spelling of 128017153 in words is "one hundred twenty-eight million, seventeen thousand, one hundred fifty-three".

Divisors: 1 11 121 1057993 11637923 128017153