Base | Representation |
---|---|
bin | 1111010011100… |
… | …10101100011011 |
3 | 22221121012021121 |
4 | 13221302230123 |
5 | 230332133214 |
6 | 20423550111 |
7 | 3116230351 |
oct | 751625433 |
9 | 287535247 |
10 | 128396059 |
11 | 66526950 |
12 | 36bbb337 |
13 | 207a66cc |
14 | 130a37d1 |
15 | b413424 |
hex | 7a72b1b |
128396059 has 8 divisors (see below), whose sum is σ = 140238000. Its totient is φ = 116582400.
The previous prime is 128396029. The next prime is 128396069. The reversal of 128396059 is 950693821.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 128396059 - 25 = 128396027 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (128396029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3067 + ... + 16315.
It is an arithmetic number, because the mean of its divisors is an integer number (17529750).
Almost surely, 2128396059 is an apocalyptic number.
128396059 is a deficient number, since it is larger than the sum of its proper divisors (11841941).
128396059 is a wasteful number, since it uses less digits than its factorization.
128396059 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14141.
The product of its (nonzero) digits is 116640, while the sum is 43.
The square root of 128396059 is about 11331.1984803021. The cubic root of 128396059 is about 504.4876796251.
The spelling of 128396059 in words is "one hundred twenty-eight million, three hundred ninety-six thousand, fifty-nine".
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