Base | Representation |
---|---|
bin | 10001111111100111… |
… | …111110000010010011 |
3 | 1211212111222012111211 |
4 | 101333213332002103 |
5 | 304032142201311 |
6 | 12513113120551 |
7 | 1252536146356 |
oct | 217747760223 |
9 | 54774865454 |
10 | 19321053331 |
11 | 821525a378 |
12 | 38b26b9157 |
13 | 1a8bb2a248 |
14 | d1406c29d |
15 | 781356821 |
hex | 47f9fe093 |
19321053331 has 8 divisors (see below), whose sum is σ = 20272490784. Its totient is φ = 18378898560.
The previous prime is 19321053307. The next prime is 19321053341. The reversal of 19321053331 is 13335012391.
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 19321053331 - 211 = 19321051283 is a prime.
It is a super-2 number, since 2×193210533312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 19321053293 and 19321053302.
It is not an unprimeable number, because it can be changed into a prime (19321053341) 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, 2316406 + ... + 2324731.
It is an arithmetic number, because the mean of its divisors is an integer number (2534061348).
Almost surely, 219321053331 is an apocalyptic number.
19321053331 is a deficient number, since it is larger than the sum of its proper divisors (951437453).
19321053331 is a wasteful number, since it uses less digits than its factorization.
19321053331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4641341.
The product of its (nonzero) digits is 7290, while the sum is 31.
The spelling of 19321053331 in words is "nineteen billion, three hundred twenty-one million, fifty-three thousand, three hundred thirty-one".
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