Base | Representation |
---|---|
bin | 100110110001… |
… | …1111100011111 |
3 | 1102020222200212 |
4 | 1031203330133 |
5 | 20201113234 |
6 | 2003443035 |
7 | 334551620 |
oct | 115437437 |
9 | 42228625 |
10 | 20332319 |
11 | 10527a77 |
12 | 698647b |
13 | 429b777 |
14 | 29b3a47 |
15 | 1bb95ce |
hex | 1363f1f |
20332319 has 8 divisors (see below), whose sum is σ = 23420928. Its totient is φ = 17289720.
The previous prime is 20332313. The next prime is 20332327. The reversal of 20332319 is 91323302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20332319 - 216 = 20266783 is a prime.
It is a super-2 number, since 2×203323192 = 826806391835522, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20332294 and 20332303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20332313) 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, 10547 + ... + 12324.
It is an arithmetic number, because the mean of its divisors is an integer number (2927616).
Almost surely, 220332319 is an apocalyptic number.
20332319 is a deficient number, since it is larger than the sum of its proper divisors (3088609).
20332319 is a wasteful number, since it uses less digits than its factorization.
20332319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23005.
The product of its (nonzero) digits is 972, while the sum is 23.
The square root of 20332319 is about 4509.1372789038. The cubic root of 20332319 is about 272.9369316757.
The spelling of 20332319 in words is "twenty million, three hundred thirty-two thousand, three hundred nineteen".
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