Base | Representation |
---|---|
bin | 100111010111… |
… | …110001111011 |
3 | 201102100202222 |
4 | 213113301323 |
5 | 10120233034 |
6 | 1005114255 |
7 | 153504302 |
oct | 47276173 |
9 | 21370688 |
10 | 10321019 |
11 | 590a375 |
12 | 355898b |
13 | 21a4a17 |
14 | 1529439 |
15 | d8d12e |
hex | 9d7c7b |
10321019 has 4 divisors (see below), whose sum is σ = 10329696. Its totient is φ = 10312344.
The previous prime is 10320983. The next prime is 10321021. The reversal of 10321019 is 91012301.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 91012301 = 691 ⋅131711.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10321019 is a prime.
It is a super-2 number, since 2×103210192 = 213046866396722, 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 = 10320988 and 10321006.
It is not an unprimeable number, because it can be changed into a prime (10321049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2204 + ... + 5049.
It is an arithmetic number, because the mean of its divisors is an integer number (2582424).
Almost surely, 210321019 is an apocalyptic number.
10321019 is a deficient number, since it is larger than the sum of its proper divisors (8677).
10321019 is an equidigital number, since it uses as much as digits as its factorization.
10321019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8676.
The product of its (nonzero) digits is 54, while the sum is 17.
The square root of 10321019 is about 3212.6342773494. The cubic root of 10321019 is about 217.7246122841.
The spelling of 10321019 in words is "ten million, three hundred twenty-one thousand, nineteen".
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