Base | Representation |
---|---|
bin | 110111100100… |
… | …0110011000101 |
3 | 2000211011100211 |
4 | 1233020303011 |
5 | 24424242041 |
6 | 2520235421 |
7 | 502430560 |
oct | 157106305 |
9 | 60734324 |
10 | 29134021 |
11 | 15499904 |
12 | 990bb71 |
13 | 6060a87 |
14 | 3c254d7 |
15 | 2857481 |
hex | 1bc8cc5 |
29134021 has 4 divisors (see below), whose sum is σ = 33296032. Its totient is φ = 24972012.
The previous prime is 29134013. The next prime is 29134037. The reversal of 29134021 is 12043192.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 29134021 - 23 = 29134013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 29133983 and 29134001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29134121) 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 in 3 ways as a sum of consecutive naturals, for example, 2080995 + ... + 2081008.
It is an arithmetic number, because the mean of its divisors is an integer number (8324008).
Almost surely, 229134021 is an apocalyptic number.
It is an amenable number.
29134021 is a deficient number, since it is larger than the sum of its proper divisors (4162011).
29134021 is an equidigital number, since it uses as much as digits as its factorization.
29134021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4162010.
The product of its (nonzero) digits is 432, while the sum is 22.
The square root of 29134021 is about 5397.5940010342. The cubic root of 29134021 is about 307.7042369365.
The spelling of 29134021 in words is "twenty-nine million, one hundred thirty-four thousand, twenty-one".
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