Base | Representation |
---|---|
bin | 100111000001… |
… | …011110001010 |
3 | 201020201102122 |
4 | 213001132022 |
5 | 10104322032 |
6 | 1003131242 |
7 | 152644013 |
oct | 47013612 |
9 | 21221378 |
10 | 10229642 |
11 | 5857755 |
12 | 3513b22 |
13 | 2172257 |
14 | 150400a |
15 | d71012 |
hex | 9c178a |
10229642 has 4 divisors (see below), whose sum is σ = 15344466. Its totient is φ = 5114820.
The previous prime is 10229629. The next prime is 10229647. The reversal of 10229642 is 24692201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24692201 = 181 ⋅136421.
It can be written as a sum of positive squares in only one way, i.e., 8886361 + 1343281 = 2981^2 + 1159^2 .
It is not an unprimeable number, because it can be changed into a prime (10229647) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2557409 + ... + 2557412.
Almost surely, 210229642 is an apocalyptic number.
10229642 is a deficient number, since it is larger than the sum of its proper divisors (5114824).
10229642 is an equidigital number, since it uses as much as digits as its factorization.
10229642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5114823.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 10229642 is about 3198.3811530210. The cubic root of 10229642 is about 217.0801660386.
The spelling of 10229642 in words is "ten million, two hundred twenty-nine thousand, six hundred forty-two".
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