Base | Representation |
---|---|
bin | 100110100111… |
… | …010010110011 |
3 | 201001021100102 |
4 | 212213102303 |
5 | 10042404134 |
6 | 1000543015 |
7 | 152016266 |
oct | 46472263 |
9 | 21037312 |
10 | 10122419 |
11 | 579413a |
12 | 3481a6b |
13 | 21354c8 |
14 | 14b6cdd |
15 | d4e37e |
hex | 9a74b3 |
10122419 has 2 divisors, whose sum is σ = 10122420. Its totient is φ = 10122418.
The previous prime is 10122391. The next prime is 10122433. The reversal of 10122419 is 91422101.
It is a strong prime.
It is an emirp because it is prime and its reverse (91422101) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10122419 - 28 = 10122163 is a prime.
It is a super-2 number, since 2×101224192 = 204926732823122, which contains 22 as substring.
It is a Sophie Germain prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10122419.
It is not a weakly prime, because it can be changed into another prime (10122439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061209 + 5061210.
It is an arithmetic number, because the mean of its divisors is an integer number (5061210).
Almost surely, 210122419 is an apocalyptic number.
10122419 is a deficient number, since it is larger than the sum of its proper divisors (1).
10122419 is an equidigital number, since it uses as much as digits as its factorization.
10122419 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 20.
The square root of 10122419 is about 3181.5749244674. The cubic root of 10122419 is about 216.3190515338.
The spelling of 10122419 in words is "ten million, one hundred twenty-two thousand, four hundred nineteen".
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