Base | Representation |
---|---|
bin | 11101001000110111111111… |
… | …000001101000110111111111 |
3 | 121210202022212002112200010222 |
4 | 131020313333001220313333 |
5 | 113244130242231033044 |
6 | 1132320435302451555 |
7 | 35664523130236406 |
oct | 3510677701506777 |
9 | 553668762480128 |
10 | 128153217830399 |
11 | 37919524577163 |
12 | 12458b51433bbb |
13 | 5667a48142828 |
14 | 23909125aa63d |
15 | ec385c91b8ee |
hex | 748dff068dff |
128153217830399 has 8 divisors (see below), whose sum is σ = 130591056126960. Its totient is φ = 125716114832256.
The previous prime is 128153217830371. The next prime is 128153217830431. The reversal of 128153217830399 is 993038712351821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-128153217830399 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (128153217830899) 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, 183472709 + ... + 184169870.
It is an arithmetic number, because the mean of its divisors is an integer number (16323882015870).
Almost surely, 2128153217830399 is an apocalyptic number.
128153217830399 is a deficient number, since it is larger than the sum of its proper divisors (2437838296561).
128153217830399 is an equidigital number, since it uses as much as digits as its factorization.
128153217830399 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 367649209.
The product of its (nonzero) digits is 19595520, while the sum is 62.
The spelling of 128153217830399 in words is "one hundred twenty-eight trillion, one hundred fifty-three billion, two hundred seventeen million, eight hundred thirty thousand, three hundred ninety-nine".
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