Base | Representation |
---|---|
bin | 111011101101100010… |
… | …0100101100100011110 |
3 | 110020222112100201022101 |
4 | 1313123010211210132 |
5 | 4100103220324400 |
6 | 134524030235314 |
7 | 12156434314561 |
oct | 1673304454436 |
9 | 406875321271 |
10 | 128229464350 |
11 | 4a42220a529 |
12 | 20a27955b3a |
13 | c12712c9c0 |
14 | 62c62a24d8 |
15 | 35076ca56a |
hex | 1ddb12591e |
128229464350 has 48 divisors (see below), whose sum is σ = 257447241072. Its totient is φ = 47236815360.
The previous prime is 128229464347. The next prime is 128229464353. The reversal of 128229464350 is 53464922821.
128229464350 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (128229464347) and next prime (128229464353).
It is a self number, because there is not a number n which added to its sum of digits gives 128229464350.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (128229464353) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53649 + ... + 509251.
It is an arithmetic number, because the mean of its divisors is an integer number (5363484189).
Almost surely, 2128229464350 is an apocalyptic number.
128229464350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
128229464350 is an abundant number, since it is smaller than the sum of its proper divisors (129217776722).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128229464350 is a wasteful number, since it uses less digits than its factorization.
128229464350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 456061 (or 456056 counting only the distinct ones).
The product of its (nonzero) digits is 829440, while the sum is 46.
The spelling of 128229464350 in words is "one hundred twenty-eight billion, two hundred twenty-nine million, four hundred sixty-four thousand, three hundred fifty".
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