Base | Representation |
---|---|
bin | 111011100110110101… |
… | …1011001011001000100 |
3 | 110020101212112101212011 |
4 | 1313031223121121010 |
5 | 4044123204211220 |
6 | 134445442104004 |
7 | 12151035324355 |
oct | 1671553313104 |
9 | 406355471764 |
10 | 128004757060 |
11 | 4a317391624 |
12 | 2098464b004 |
13 | c0bc7047cb |
14 | 62a44cbd2c |
15 | 34e2ae065a |
hex | 1dcdad9644 |
128004757060 has 48 divisors (see below), whose sum is σ = 290169734400. Its totient is φ = 47286909824.
The previous prime is 128004757057. The next prime is 128004757061. The reversal of 128004757060 is 60757400821.
It is not an unprimeable number, because it can be changed into a prime (128004757061) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4784440 + ... + 4811119.
It is an arithmetic number, because the mean of its divisors is an integer number (6045202800).
Almost surely, 2128004757060 is an apocalyptic number.
128004757060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
128004757060 is an abundant number, since it is smaller than the sum of its proper divisors (162164977340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128004757060 is a wasteful number, since it uses less digits than its factorization.
128004757060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9595620 (or 9595618 counting only the distinct ones).
The product of its (nonzero) digits is 94080, while the sum is 40.
The spelling of 128004757060 in words is "one hundred twenty-eight billion, four million, seven hundred fifty-seven thousand, sixty".
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