Base | Representation |
---|---|
bin | 111000110011… |
… | …0100011100011 |
3 | 2002000222202012 |
4 | 1301212203203 |
5 | 30110431240 |
6 | 2542143135 |
7 | 511061504 |
oct | 161464343 |
9 | 62028665 |
10 | 29780195 |
11 | 158a0335 |
12 | 9b81aab |
13 | 6228c23 |
14 | 3d52bab |
15 | 2933b65 |
hex | 1c668e3 |
29780195 has 8 divisors (see below), whose sum is σ = 35780640. Its totient is φ = 23794560.
The previous prime is 29780189. The next prime is 29780197. The reversal of 29780195 is 59108792.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 29780195 - 210 = 29779171 is a prime.
It is not an unprimeable number, because it can be changed into a prime (29780197) 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 7 ways as a sum of consecutive naturals, for example, 1355 + ... + 7835.
It is an arithmetic number, because the mean of its divisors is an integer number (4472580).
Almost surely, 229780195 is an apocalyptic number.
29780195 is a deficient number, since it is larger than the sum of its proper divisors (6000445).
29780195 is an equidigital number, since it uses as much as digits as its factorization.
29780195 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7405.
The product of its (nonzero) digits is 45360, while the sum is 41.
The square root of 29780195 is about 5457.1233264422. The cubic root of 29780195 is about 309.9625171468.
The spelling of 29780195 in words is "twenty-nine million, seven hundred eighty thousand, one hundred ninety-five".
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