Base | Representation |
---|---|
bin | 1111010001001… |
… | …11011111001010 |
3 | 22221000112201101 |
4 | 13220213133022 |
5 | 230242304020 |
6 | 20413212014 |
7 | 3113505301 |
oct | 750473712 |
9 | 287015641 |
10 | 128088010 |
11 | 66336466 |
12 | 36a9100a |
13 | 206c942b |
14 | 13023438 |
15 | b3a200a |
hex | 7a277ca |
128088010 has 8 divisors (see below), whose sum is σ = 230558436. Its totient is φ = 51235200.
The previous prime is 128087957. The next prime is 128088031. The reversal of 128088010 is 10880821.
It can be written as a sum of positive squares in 2 ways, for example, as 118222129 + 9865881 = 10873^2 + 3141^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 128088010.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6404391 + ... + 6404410.
Almost surely, 2128088010 is an apocalyptic number.
128088010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
128088010 is a deficient number, since it is larger than the sum of its proper divisors (102470426).
128088010 is a wasteful number, since it uses less digits than its factorization.
128088010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12808808.
The product of its (nonzero) digits is 1024, while the sum is 28.
The square root of 128088010 is about 11317.5973598640. The cubic root of 128088010 is about 504.0838993820.
The spelling of 128088010 in words is "one hundred twenty-eight million, eighty-eight thousand, ten".
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