Base | Representation |
---|---|
bin | 1111010000100… |
… | …11101110110111 |
3 | 22220212102201112 |
4 | 13220103232313 |
5 | 230232211340 |
6 | 20411345235 |
7 | 3113020346 |
oct | 750235667 |
9 | 286772645 |
10 | 128007095 |
11 | 66290697 |
12 | 36a5221b |
13 | 2069b658 |
14 | 13001b5d |
15 | b388065 |
hex | 7a13bb7 |
128007095 has 8 divisors (see below), whose sum is σ = 153906480. Its totient is φ = 102207040.
The previous prime is 128007037. The next prime is 128007109. The reversal of 128007095 is 590700821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 128007095 - 218 = 127744951 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21965 + ... + 27174.
It is an arithmetic number, because the mean of its divisors is an integer number (19238310).
Almost surely, 2128007095 is an apocalyptic number.
128007095 is a deficient number, since it is larger than the sum of its proper divisors (25899385).
128007095 is an equidigital number, since it uses as much as digits as its factorization.
128007095 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49665.
The product of its (nonzero) digits is 5040, while the sum is 32.
The square root of 128007095 is about 11314.0220523031. The cubic root of 128007095 is about 503.9777313899.
The spelling of 128007095 in words is "one hundred twenty-eight million, seven thousand, ninety-five".
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