Base | Representation |
---|---|
bin | 110111101011… |
… | …1101101110001 |
3 | 2000221021011210 |
4 | 1233113231301 |
5 | 24433220441 |
6 | 2521430333 |
7 | 503103654 |
oct | 157275561 |
9 | 60837153 |
10 | 29195121 |
11 | 155307aa |
12 | 993b3a9 |
13 | 6082827 |
14 | 3c3d89b |
15 | 286a616 |
hex | 1bd7b71 |
29195121 has 4 divisors (see below), whose sum is σ = 38926832. Its totient is φ = 19463412.
The previous prime is 29195099. The next prime is 29195197. The reversal of 29195121 is 12159192.
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 not a de Polignac number, because 29195121 - 29 = 29194609 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29195021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4865851 + ... + 4865856.
It is an arithmetic number, because the mean of its divisors is an integer number (9731708).
Almost surely, 229195121 is an apocalyptic number.
It is an amenable number.
29195121 is a deficient number, since it is larger than the sum of its proper divisors (9731711).
29195121 is an equidigital number, since it uses as much as digits as its factorization.
29195121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9731710.
The product of its digits is 1620, while the sum is 30.
The square root of 29195121 is about 5403.2509658538. The cubic root of 29195121 is about 307.9191929746.
The spelling of 29195121 in words is "twenty-nine million, one hundred ninety-five thousand, one hundred twenty-one".
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