Base | Representation |
---|---|
bin | 11101001011110000111111… |
… | …010000001010001010111001 |
3 | 121211110022121002010020221201 |
4 | 131023300333100022022321 |
5 | 113310404104122433413 |
6 | 1132552010544534201 |
7 | 36015054560610346 |
oct | 3513607720121271 |
9 | 554408532106851 |
10 | 128351863874233 |
11 | 379957a103801a |
12 | 1248b54b621361 |
13 | 56806b4ab49bc |
14 | 239a3989237cd |
15 | ec8ad70939dd |
hex | 74bc3f40a2b9 |
128351863874233 has 8 divisors (see below), whose sum is σ = 130484224256256. Its totient is φ = 126228519816000.
The previous prime is 128351863874197. The next prime is 128351863874257. The reversal of 128351863874233 is 332478368153821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 128351863874233 - 213 = 128351863866041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (128351863874833) 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, 2254052241 + ... + 2254109182.
It is an arithmetic number, because the mean of its divisors is an integer number (16310528032032).
Almost surely, 2128351863874233 is an apocalyptic number.
It is an amenable number.
128351863874233 is a deficient number, since it is larger than the sum of its proper divisors (2132360382023).
128351863874233 is an equidigital number, since it uses as much as digits as its factorization.
128351863874233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4508161895.
The product of its digits is 139345920, while the sum is 64.
The spelling of 128351863874233 in words is "one hundred twenty-eight trillion, three hundred fifty-one billion, eight hundred sixty-three million, eight hundred seventy-four thousand, two hundred thirty-three".
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